/**
 * TinyMCE version 6.0.3 (2022-05-25)
 */

(function() {
    'use strict';

    const getPrototypeOf = Object.getPrototypeOf;
    const hasProto = (v, constructor, predicate) => {
        var _a;
        if (predicate(v, constructor.prototype)) {
            return true;
        } else {
            return ((_a = v.constructor) === null || _a === void 0 ? void 0 : _a.name) === constructor.name;
        }
    };
    const typeOf = x => {
        const t = typeof x;
        if (x === null) {
            return 'null';
        } else if (t === 'object' && Array.isArray(x)) {
            return 'array';
        } else if (t === 'object' && hasProto(x, String, (o, proto) => proto.isPrototypeOf(o))) {
            return 'string';
        } else {
            return t;
        }
    };
    const isType$1 = type => value => typeOf(value) === type;
    const isSimpleType = type => value => typeof value === type;
    const eq$1 = t => a => t === a;
    const is$2 = (value, constructor) => isObject(value) && hasProto(value, constructor, (o, proto) => getPrototypeOf(o) === proto);
    const isString = isType$1('string');
    const isObject = isType$1('object');
    const isPlainObject = value => is$2(value, Object);
    const isArray = isType$1('array');
    const isNull = eq$1(null);
    const isBoolean = isSimpleType('boolean');
    const isUndefined = eq$1(undefined);
    const isNullable = a => a === null || a === undefined;
    const isNonNullable = a => !isNullable(a);
    const isFunction = isSimpleType('function');
    const isNumber = isSimpleType('number');
    const isArrayOf = (value, pred) => {
        if (isArray(value)) {
            for (let i = 0, len = value.length; i < len; ++i) {
                if (!pred(value[i])) {
                    return false;
                }
            }
            return true;
        }
        return false;
    };

    const noop = () => {};
    const noarg = f => () => f();
    const compose = (fa, fb) => {
        return (...args) => {
            return fa(fb.apply(null, args));
        };
    };
    const compose1 = (fbc, fab) => a => fbc(fab(a));
    const constant$1 = value => {
        return () => {
            return value;
        };
    };
    const identity = x => {
        return x;
    };
    const tripleEquals = (a, b) => {
        return a === b;
    };

    function curry(fn, ...initialArgs) {
        return (...restArgs) => {
            const all = initialArgs.concat(restArgs);
            return fn.apply(null, all);
        };
    }
    const not = f => t => !f(t);
    const die = msg => {
        return () => {
            throw new Error(msg);
        };
    };
    const apply = f => {
        return f();
    };
    const never = constant$1(false);
    const always = constant$1(true);

    var global$a = tinymce.util.Tools.resolve('tinymce.ThemeManager');

    class Optional {
        constructor(tag, value) {
            this.tag = tag;
            this.value = value;
        }
        static some(value) {
            return new Optional(true, value);
        }
        static none() {
            return Optional.singletonNone;
        }
        fold(onNone, onSome) {
            if (this.tag) {
                return onSome(this.value);
            } else {
                return onNone();
            }
        }
        isSome() {
            return this.tag;
        }
        isNone() {
            return !this.tag;
        }
        map(mapper) {
            if (this.tag) {
                return Optional.some(mapper(this.value));
            } else {
                return Optional.none();
            }
        }
        bind(binder) {
            if (this.tag) {
                return binder(this.value);
            } else {
                return Optional.none();
            }
        }
        exists(predicate) {
            return this.tag && predicate(this.value);
        }
        forall(predicate) {
            return !this.tag || predicate(this.value);
        }
        filter(predicate) {
            if (!this.tag || predicate(this.value)) {
                return this;
            } else {
                return Optional.none();
            }
        }
        getOr(replacement) {
            return this.tag ? this.value : replacement;
        }
        or(replacement) {
            return this.tag ? this : replacement;
        }
        getOrThunk(thunk) {
            return this.tag ? this.value : thunk();
        }
        orThunk(thunk) {
            return this.tag ? this : thunk();
        }
        getOrDie(message) {
            if (!this.tag) {
                throw new Error(message !== null && message !== void 0 ? message : 'Called getOrDie on None');
            } else {
                return this.value;
            }
        }
        static from(value) {
            return isNonNullable(value) ? Optional.some(value) : Optional.none();
        }
        getOrNull() {
            return this.tag ? this.value : null;
        }
        getOrUndefined() {
            return this.value;
        }
        each(worker) {
            if (this.tag) {
                worker(this.value);
            }
        }
        toArray() {
            return this.tag ? [this.value] : [];
        }
        toString() {
            return this.tag ? `some(${ this.value })` : 'none()';
        }
    }
    Optional.singletonNone = new Optional(false);

    const nativeSlice = Array.prototype.slice;
    const nativeIndexOf = Array.prototype.indexOf;
    const nativePush = Array.prototype.push;
    const rawIndexOf = (ts, t) => nativeIndexOf.call(ts, t);
    const indexOf = (xs, x) => {
        const r = rawIndexOf(xs, x);
        return r === -1 ? Optional.none() : Optional.some(r);
    };
    const contains$2 = (xs, x) => rawIndexOf(xs, x) > -1;
    const exists = (xs, pred) => {
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            if (pred(x, i)) {
                return true;
            }
        }
        return false;
    };
    const range$2 = (num, f) => {
        const r = [];
        for (let i = 0; i < num; i++) {
            r.push(f(i));
        }
        return r;
    };
    const chunk$1 = (array, size) => {
        const r = [];
        for (let i = 0; i < array.length; i += size) {
            const s = nativeSlice.call(array, i, i + size);
            r.push(s);
        }
        return r;
    };
    const map$2 = (xs, f) => {
        const len = xs.length;
        const r = new Array(len);
        for (let i = 0; i < len; i++) {
            const x = xs[i];
            r[i] = f(x, i);
        }
        return r;
    };
    const each$1 = (xs, f) => {
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            f(x, i);
        }
    };
    const eachr = (xs, f) => {
        for (let i = xs.length - 1; i >= 0; i--) {
            const x = xs[i];
            f(x, i);
        }
    };
    const partition$3 = (xs, pred) => {
        const pass = [];
        const fail = [];
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            const arr = pred(x, i) ? pass : fail;
            arr.push(x);
        }
        return {
            pass,
            fail
        };
    };
    const filter$2 = (xs, pred) => {
        const r = [];
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            if (pred(x, i)) {
                r.push(x);
            }
        }
        return r;
    };
    const foldr = (xs, f, acc) => {
        eachr(xs, (x, i) => {
            acc = f(acc, x, i);
        });
        return acc;
    };
    const foldl = (xs, f, acc) => {
        each$1(xs, (x, i) => {
            acc = f(acc, x, i);
        });
        return acc;
    };
    const findUntil = (xs, pred, until) => {
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            if (pred(x, i)) {
                return Optional.some(x);
            } else if (until(x, i)) {
                break;
            }
        }
        return Optional.none();
    };
    const find$5 = (xs, pred) => {
        return findUntil(xs, pred, never);
    };
    const findIndex$1 = (xs, pred) => {
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            if (pred(x, i)) {
                return Optional.some(i);
            }
        }
        return Optional.none();
    };
    const flatten = xs => {
        const r = [];
        for (let i = 0, len = xs.length; i < len; ++i) {
            if (!isArray(xs[i])) {
                throw new Error('Arr.flatten item ' + i + ' was not an array, input: ' + xs);
            }
            nativePush.apply(r, xs[i]);
        }
        return r;
    };
    const bind$3 = (xs, f) => flatten(map$2(xs, f));
    const forall = (xs, pred) => {
        for (let i = 0, len = xs.length; i < len; ++i) {
            const x = xs[i];
            if (pred(x, i) !== true) {
                return false;
            }
        }
        return true;
    };
    const reverse = xs => {
        const r = nativeSlice.call(xs, 0);
        r.reverse();
        return r;
    };
    const difference = (a1, a2) => filter$2(a1, x => !contains$2(a2, x));
    const mapToObject = (xs, f) => {
        const r = {};
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            r[String(x)] = f(x, i);
        }
        return r;
    };
    const pure$2 = x => [x];
    const sort = (xs, comparator) => {
        const copy = nativeSlice.call(xs, 0);
        copy.sort(comparator);
        return copy;
    };
    const get$h = (xs, i) => i >= 0 && i < xs.length ? Optional.some(xs[i]) : Optional.none();
    const head = xs => get$h(xs, 0);
    const last$1 = xs => get$h(xs, xs.length - 1);
    const from = isFunction(Array.from) ? Array.from : x => nativeSlice.call(x);
    const findMap = (arr, f) => {
        for (let i = 0; i < arr.length; i++) {
            const r = f(arr[i], i);
            if (r.isSome()) {
                return r;
            }
        }
        return Optional.none();
    };

    const keys = Object.keys;
    const hasOwnProperty = Object.hasOwnProperty;
    const each = (obj, f) => {
        const props = keys(obj);
        for (let k = 0, len = props.length; k < len; k++) {
            const i = props[k];
            const x = obj[i];
            f(x, i);
        }
    };
    const map$1 = (obj, f) => {
        return tupleMap(obj, (x, i) => ({
            k: i,
            v: f(x, i)
        }));
    };
    const tupleMap = (obj, f) => {
        const r = {};
        each(obj, (x, i) => {
            const tuple = f(x, i);
            r[tuple.k] = tuple.v;
        });
        return r;
    };
    const objAcc = r => (x, i) => {
        r[i] = x;
    };
    const internalFilter = (obj, pred, onTrue, onFalse) => {
        const r = {};
        each(obj, (x, i) => {
            (pred(x, i) ? onTrue : onFalse)(x, i);
        });
        return r;
    };
    const bifilter = (obj, pred) => {
        const t = {};
        const f = {};
        internalFilter(obj, pred, objAcc(t), objAcc(f));
        return {
            t,
            f
        };
    };
    const filter$1 = (obj, pred) => {
        const t = {};
        internalFilter(obj, pred, objAcc(t), noop);
        return t;
    };
    const mapToArray = (obj, f) => {
        const r = [];
        each(obj, (value, name) => {
            r.push(f(value, name));
        });
        return r;
    };
    const find$4 = (obj, pred) => {
        const props = keys(obj);
        for (let k = 0, len = props.length; k < len; k++) {
            const i = props[k];
            const x = obj[i];
            if (pred(x, i, obj)) {
                return Optional.some(x);
            }
        }
        return Optional.none();
    };
    const values = obj => {
        return mapToArray(obj, identity);
    };
    const get$g = (obj, key) => {
        return has$2(obj, key) ? Optional.from(obj[key]) : Optional.none();
    };
    const has$2 = (obj, key) => hasOwnProperty.call(obj, key);
    const hasNonNullableKey = (obj, key) => has$2(obj, key) && obj[key] !== undefined && obj[key] !== null;

    const is$1 = (lhs, rhs, comparator = tripleEquals) => lhs.exists(left => comparator(left, rhs));
    const equals = (lhs, rhs, comparator = tripleEquals) => lift2(lhs, rhs, comparator).getOr(lhs.isNone() && rhs.isNone());
    const cat = arr => {
        const r = [];
        const push = x => {
            r.push(x);
        };
        for (let i = 0; i < arr.length; i++) {
            arr[i].each(push);
        }
        return r;
    };
    const sequence = arr => {
        const r = [];
        for (let i = 0; i < arr.length; i++) {
            const x = arr[i];
            if (x.isSome()) {
                r.push(x.getOrDie());
            } else {
                return Optional.none();
            }
        }
        return Optional.some(r);
    };
    const lift2 = (oa, ob, f) => oa.isSome() && ob.isSome() ? Optional.some(f(oa.getOrDie(), ob.getOrDie())) : Optional.none();
    const lift3 = (oa, ob, oc, f) => oa.isSome() && ob.isSome() && oc.isSome() ? Optional.some(f(oa.getOrDie(), ob.getOrDie(), oc.getOrDie())) : Optional.none();
    const mapFrom = (a, f) => a !== undefined && a !== null ? Optional.some(f(a)) : Optional.none();
    const someIf = (b, a) => b ? Optional.some(a) : Optional.none();

    const addToEnd = (str, suffix) => {
        return str + suffix;
    };
    const removeFromStart = (str, numChars) => {
        return str.substring(numChars);
    };

    const checkRange = (str, substr, start) => substr === '' || str.length >= substr.length && str.substr(start, start + substr.length) === substr;
    const removeLeading = (str, prefix) => {
        return startsWith(str, prefix) ? removeFromStart(str, prefix.length) : str;
    };
    const ensureTrailing = (str, suffix) => {
        return endsWith(str, suffix) ? str : addToEnd(str, suffix);
    };
    const contains$1 = (str, substr) => {
        return str.indexOf(substr) !== -1;
    };
    const startsWith = (str, prefix) => {
        return checkRange(str, prefix, 0);
    };
    const endsWith = (str, suffix) => {
        return checkRange(str, suffix, str.length - suffix.length);
    };
    const blank = r => s => s.replace(r, '');
    const trim$1 = blank(/^\s+|\s+$/g);
    const isNotEmpty = s => s.length > 0;
    const isEmpty = s => !isNotEmpty(s);

    const isSupported$1 = dom => dom.style !== undefined && isFunction(dom.style.getPropertyValue);

    const fromHtml$2 = (html, scope) => {
        const doc = scope || document;
        const div = doc.createElement('div');
        div.innerHTML = html;
        if (!div.hasChildNodes() || div.childNodes.length > 1) {
            const message = 'HTML does not have a single root node';
            console.error(message, html);
            throw new Error(message);
        }
        return fromDom(div.childNodes[0]);
    };
    const fromTag = (tag, scope) => {
        const doc = scope || document;
        const node = doc.createElement(tag);
        return fromDom(node);
    };
    const fromText = (text, scope) => {
        const doc = scope || document;
        const node = doc.createTextNode(text);
        return fromDom(node);
    };
    const fromDom = node => {
        if (node === null || node === undefined) {
            throw new Error('Node cannot be null or undefined');
        }
        return { dom: node };
    };
    const fromPoint = (docElm, x, y) => Optional.from(docElm.dom.elementFromPoint(x, y)).map(fromDom);
    const SugarElement = {
        fromHtml: fromHtml$2,
        fromTag,
        fromText,
        fromDom,
        fromPoint
    };

    typeof window !== 'undefined' ? window : Function('return this;')();

    const DOCUMENT = 9;
    const DOCUMENT_FRAGMENT = 11;
    const ELEMENT = 1;
    const TEXT = 3;

    const name$3 = element => {
        const r = element.dom.nodeName;
        return r.toLowerCase();
    };
    const type$1 = element => element.dom.nodeType;
    const isType = t => element => type$1(element) === t;
    const isElement$1 = isType(ELEMENT);
    const isText = isType(TEXT);
    const isDocument = isType(DOCUMENT);
    const isDocumentFragment = isType(DOCUMENT_FRAGMENT);
    const isTag = tag => e => isElement$1(e) && name$3(e) === tag;

    const is = (element, selector) => {
        const dom = element.dom;
        if (dom.nodeType !== ELEMENT) {
            return false;
        } else {
            const elem = dom;
            if (elem.matches !== undefined) {
                return elem.matches(selector);
            } else if (elem.msMatchesSelector !== undefined) {
                return elem.msMatchesSelector(selector);
            } else if (elem.webkitMatchesSelector !== undefined) {
                return elem.webkitMatchesSelector(selector);
            } else if (elem.mozMatchesSelector !== undefined) {
                return elem.mozMatchesSelector(selector);
            } else {
                throw new Error('Browser lacks native selectors');
            }
        }
    };
    const bypassSelector = dom => dom.nodeType !== ELEMENT && dom.nodeType !== DOCUMENT && dom.nodeType !== DOCUMENT_FRAGMENT || dom.childElementCount === 0;
    const all$3 = (selector, scope) => {
        const base = scope === undefined ? document : scope.dom;
        return bypassSelector(base) ? [] : map$2(base.querySelectorAll(selector), SugarElement.fromDom);
    };
    const one = (selector, scope) => {
        const base = scope === undefined ? document : scope.dom;
        return bypassSelector(base) ? Optional.none() : Optional.from(base.querySelector(selector)).map(SugarElement.fromDom);
    };

    const eq = (e1, e2) => e1.dom === e2.dom;
    const contains = (e1, e2) => {
        const d1 = e1.dom;
        const d2 = e2.dom;
        return d1 === d2 ? false : d1.contains(d2);
    };

    const owner$4 = element => SugarElement.fromDom(element.dom.ownerDocument);
    const documentOrOwner = dos => isDocument(dos) ? dos : owner$4(dos);
    const documentElement = element => SugarElement.fromDom(documentOrOwner(element).dom.documentElement);
    const defaultView = element => SugarElement.fromDom(documentOrOwner(element).dom.defaultView);
    const parent = element => Optional.from(element.dom.parentNode).map(SugarElement.fromDom);
    const parentElement = element => Optional.from(element.dom.parentElement).map(SugarElement.fromDom);
    const offsetParent = element => Optional.from(element.dom.offsetParent).map(SugarElement.fromDom);
    const nextSibling = element => Optional.from(element.dom.nextSibling).map(SugarElement.fromDom);
    const children = element => map$2(element.dom.childNodes, SugarElement.fromDom);
    const child$2 = (element, index) => {
        const cs = element.dom.childNodes;
        return Optional.from(cs[index]).map(SugarElement.fromDom);
    };
    const firstChild = element => child$2(element, 0);
    const spot = (element, offset) => ({
        element,
        offset
    });
    const leaf = (element, offset) => {
        const cs = children(element);
        return cs.length > 0 && offset < cs.length ? spot(cs[offset], 0) : spot(element, offset);
    };

    const isShadowRoot = dos => isDocumentFragment(dos) && isNonNullable(dos.dom.host);
    const supported = isFunction(Element.prototype.attachShadow) && isFunction(Node.prototype.getRootNode);
    const isSupported = constant$1(supported);
    const getRootNode = supported ? e => SugarElement.fromDom(e.dom.getRootNode()) : documentOrOwner;
    const getContentContainer = dos => isShadowRoot(dos) ? dos : SugarElement.fromDom(documentOrOwner(dos).dom.body);
    const isInShadowRoot = e => getShadowRoot(e).isSome();
    const getShadowRoot = e => {
        const r = getRootNode(e);
        return isShadowRoot(r) ? Optional.some(r) : Optional.none();
    };
    const getShadowHost = e => SugarElement.fromDom(e.dom.host);
    const getOriginalEventTarget = event => {
        if (isSupported() && isNonNullable(event.target)) {
            const el = SugarElement.fromDom(event.target);
            if (isElement$1(el) && isOpenShadowHost(el)) {
                if (event.composed && event.composedPath) {
                    const composedPath = event.composedPath();
                    if (composedPath) {
                        return head(composedPath);
                    }
                }
            }
        }
        return Optional.from(event.target);
    };
    const isOpenShadowHost = element => isNonNullable(element.dom.shadowRoot);

    const inBody = element => {
        const dom = isText(element) ? element.dom.parentNode : element.dom;
        if (dom === undefined || dom === null || dom.ownerDocument === null) {
            return false;
        }
        const doc = dom.ownerDocument;
        return getShadowRoot(SugarElement.fromDom(dom)).fold(() => doc.body.contains(dom), compose1(inBody, getShadowHost));
    };
    const body = () => getBody(SugarElement.fromDom(document));
    const getBody = doc => {
        const b = doc.dom.body;
        if (b === null || b === undefined) {
            throw new Error('Body is not available yet');
        }
        return SugarElement.fromDom(b);
    };

    const rawSet = (dom, key, value) => {
        if (isString(value) || isBoolean(value) || isNumber(value)) {
            dom.setAttribute(key, value + '');
        } else {
            console.error('Invalid call to Attribute.set. Key ', key, ':: Value ', value, ':: Element ', dom);
            throw new Error('Attribute value was not simple');
        }
    };
    const set$9 = (element, key, value) => {
        rawSet(element.dom, key, value);
    };
    const setAll$1 = (element, attrs) => {
        const dom = element.dom;
        each(attrs, (v, k) => {
            rawSet(dom, k, v);
        });
    };
    const get$f = (element, key) => {
        const v = element.dom.getAttribute(key);
        return v === null ? undefined : v;
    };
    const getOpt = (element, key) => Optional.from(get$f(element, key));
    const has$1 = (element, key) => {
        const dom = element.dom;
        return dom && dom.hasAttribute ? dom.hasAttribute(key) : false;
    };
    const remove$7 = (element, key) => {
        element.dom.removeAttribute(key);
    };
    const clone$1 = element => foldl(element.dom.attributes, (acc, attr) => {
        acc[attr.name] = attr.value;
        return acc;
    }, {});

    const internalSet = (dom, property, value) => {
        if (!isString(value)) {
            console.error('Invalid call to CSS.set. Property ', property, ':: Value ', value, ':: Element ', dom);
            throw new Error('CSS value must be a string: ' + value);
        }
        if (isSupported$1(dom)) {
            dom.style.setProperty(property, value);
        }
    };
    const internalRemove = (dom, property) => {
        if (isSupported$1(dom)) {
            dom.style.removeProperty(property);
        }
    };
    const set$8 = (element, property, value) => {
        const dom = element.dom;
        internalSet(dom, property, value);
    };
    const setAll = (element, css) => {
        const dom = element.dom;
        each(css, (v, k) => {
            internalSet(dom, k, v);
        });
    };
    const setOptions = (element, css) => {
        const dom = element.dom;
        each(css, (v, k) => {
            v.fold(() => {
                internalRemove(dom, k);
            }, value => {
                internalSet(dom, k, value);
            });
        });
    };
    const get$e = (element, property) => {
        const dom = element.dom;
        const styles = window.getComputedStyle(dom);
        const r = styles.getPropertyValue(property);
        return r === '' && !inBody(element) ? getUnsafeProperty(dom, property) : r;
    };
    const getUnsafeProperty = (dom, property) => isSupported$1(dom) ? dom.style.getPropertyValue(property) : '';
    const getRaw = (element, property) => {
        const dom = element.dom;
        const raw = getUnsafeProperty(dom, property);
        return Optional.from(raw).filter(r => r.length > 0);
    };
    const getAllRaw = element => {
        const css = {};
        const dom = element.dom;
        if (isSupported$1(dom)) {
            for (let i = 0; i < dom.style.length; i++) {
                const ruleName = dom.style.item(i);
                css[ruleName] = dom.style[ruleName];
            }
        }
        return css;
    };
    const isValidValue = (tag, property, value) => {
        const element = SugarElement.fromTag(tag);
        set$8(element, property, value);
        const style = getRaw(element, property);
        return style.isSome();
    };
    const remove$6 = (element, property) => {
        const dom = element.dom;
        internalRemove(dom, property);
        if (is$1(getOpt(element, 'style').map(trim$1), '')) {
            remove$7(element, 'style');
        }
    };
    const reflow = e => e.dom.offsetWidth;

    const Dimension = (name, getOffset) => {
        const set = (element, h) => {
            if (!isNumber(h) && !h.match(/^[0-9]+$/)) {
                throw new Error(name + '.set accepts only positive integer values. Value was ' + h);
            }
            const dom = element.dom;
            if (isSupported$1(dom)) {
                dom.style[name] = h + 'px';
            }
        };
        const get = element => {
            const r = getOffset(element);
            if (r <= 0 || r === null) {
                const css = get$e(element, name);
                return parseFloat(css) || 0;
            }
            return r;
        };
        const getOuter = get;
        const aggregate = (element, properties) => foldl(properties, (acc, property) => {
            const val = get$e(element, property);
            const value = val === undefined ? 0 : parseInt(val, 10);
            return isNaN(value) ? acc : acc + value;
        }, 0);
        const max = (element, value, properties) => {
            const cumulativeInclusions = aggregate(element, properties);
            const absoluteMax = value > cumulativeInclusions ? value - cumulativeInclusions : 0;
            return absoluteMax;
        };
        return {
            set,
            get,
            getOuter,
            aggregate,
            max
        };
    };

    const api$2 = Dimension('height', element => {
        const dom = element.dom;
        return inBody(element) ? dom.getBoundingClientRect().height : dom.offsetHeight;
    });
    const get$d = element => api$2.get(element);
    const getOuter$2 = element => api$2.getOuter(element);
    const setMax$1 = (element, value) => {
        const inclusions = [
            'margin-top',
            'border-top-width',
            'padding-top',
            'padding-bottom',
            'border-bottom-width',
            'margin-bottom'
        ];
        const absMax = api$2.max(element, value, inclusions);
        set$8(element, 'max-height', absMax + 'px');
    };

    const r$1 = (left, top) => {
        const translate = (x, y) => r$1(left + x, top + y);
        return {
            left,
            top,
            translate
        };
    };
    const SugarPosition = r$1;

    const boxPosition = dom => {
        const box = dom.getBoundingClientRect();
        return SugarPosition(box.left, box.top);
    };
    const firstDefinedOrZero = (a, b) => {
        if (a !== undefined) {
            return a;
        } else {
            return b !== undefined ? b : 0;
        }
    };
    const absolute$3 = element => {
        const doc = element.dom.ownerDocument;
        const body = doc.body;
        const win = doc.defaultView;
        const html = doc.documentElement;
        if (body === element.dom) {
            return SugarPosition(body.offsetLeft, body.offsetTop);
        }
        const scrollTop = firstDefinedOrZero(win === null || win === void 0 ? void 0 : win.pageYOffset, html.scrollTop);
        const scrollLeft = firstDefinedOrZero(win === null || win === void 0 ? void 0 : win.pageXOffset, html.scrollLeft);
        const clientTop = firstDefinedOrZero(html.clientTop, body.clientTop);
        const clientLeft = firstDefinedOrZero(html.clientLeft, body.clientLeft);
        return viewport$1(element).translate(scrollLeft - clientLeft, scrollTop - clientTop);
    };
    const viewport$1 = element => {
        const dom = element.dom;
        const doc = dom.ownerDocument;
        const body = doc.body;
        if (body === dom) {
            return SugarPosition(body.offsetLeft, body.offsetTop);
        }
        if (!inBody(element)) {
            return SugarPosition(0, 0);
        }
        return boxPosition(dom);
    };

    const api$1 = Dimension('width', element => element.dom.offsetWidth);
    const set$7 = (element, h) => api$1.set(element, h);
    const get$c = element => api$1.get(element);
    const getOuter$1 = element => api$1.getOuter(element);
    const setMax = (element, value) => {
        const inclusions = [
            'margin-left',
            'border-left-width',
            'padding-left',
            'padding-right',
            'border-right-width',
            'margin-right'
        ];
        const absMax = api$1.max(element, value, inclusions);
        set$8(element, 'max-width', absMax + 'px');
    };

    const cached = f => {
        let called = false;
        let r;
        return (...args) => {
            if (!called) {
                called = true;
                r = f.apply(null, args);
            }
            return r;
        };
    };

    const DeviceType = (os, browser, userAgent, mediaMatch) => {
        const isiPad = os.isiOS() && /ipad/i.test(userAgent) === true;
        const isiPhone = os.isiOS() && !isiPad;
        const isMobile = os.isiOS() || os.isAndroid();
        const isTouch = isMobile || mediaMatch('(pointer:coarse)');
        const isTablet = isiPad || !isiPhone && isMobile && mediaMatch('(min-device-width:768px)');
        const isPhone = isiPhone || isMobile && !isTablet;
        const iOSwebview = browser.isSafari() && os.isiOS() && /safari/i.test(userAgent) === false;
        const isDesktop = !isPhone && !isTablet && !iOSwebview;
        return {
            isiPad: constant$1(isiPad),
            isiPhone: constant$1(isiPhone),
            isTablet: constant$1(isTablet),
            isPhone: constant$1(isPhone),
            isTouch: constant$1(isTouch),
            isAndroid: os.isAndroid,
            isiOS: os.isiOS,
            isWebView: constant$1(iOSwebview),
            isDesktop: constant$1(isDesktop)
        };
    };

    const firstMatch = (regexes, s) => {
        for (let i = 0; i < regexes.length; i++) {
            const x = regexes[i];
            if (x.test(s)) {
                return x;
            }
        }
        return undefined;
    };
    const find$3 = (regexes, agent) => {
        const r = firstMatch(regexes, agent);
        if (!r) {
            return {
                major: 0,
                minor: 0
            };
        }
        const group = i => {
            return Number(agent.replace(r, '$' + i));
        };
        return nu$d(group(1), group(2));
    };
    const detect$4 = (versionRegexes, agent) => {
        const cleanedAgent = String(agent).toLowerCase();
        if (versionRegexes.length === 0) {
            return unknown$3();
        }
        return find$3(versionRegexes, cleanedAgent);
    };
    const unknown$3 = () => {
        return nu$d(0, 0);
    };
    const nu$d = (major, minor) => {
        return {
            major,
            minor
        };
    };
    const Version = {
        nu: nu$d,
        detect: detect$4,
        unknown: unknown$3
    };

    const detectBrowser$1 = (browsers, userAgentData) => {
        return findMap(userAgentData.brands, uaBrand => {
            const lcBrand = uaBrand.brand.toLowerCase();
            return find$5(browsers, browser => {
                var _a;
                return lcBrand === ((_a = browser.brand) === null || _a === void 0 ? void 0 : _a.toLowerCase());
            }).map(info => ({
                current: info.name,
                version: Version.nu(parseInt(uaBrand.version, 10), 0)
            }));
        });
    };

    const detect$3 = (candidates, userAgent) => {
        const agent = String(userAgent).toLowerCase();
        return find$5(candidates, candidate => {
            return candidate.search(agent);
        });
    };
    const detectBrowser = (browsers, userAgent) => {
        return detect$3(browsers, userAgent).map(browser => {
            const version = Version.detect(browser.versionRegexes, userAgent);
            return {
                current: browser.name,
                version
            };
        });
    };
    const detectOs = (oses, userAgent) => {
        return detect$3(oses, userAgent).map(os => {
            const version = Version.detect(os.versionRegexes, userAgent);
            return {
                current: os.name,
                version
            };
        });
    };

    const normalVersionRegex = /.*?version\/\ ?([0-9]+)\.([0-9]+).*/;
    const checkContains = target => {
        return uastring => {
            return contains$1(uastring, target);
        };
    };
    const browsers = [{
            name: 'Edge',
            versionRegexes: [/.*?edge\/ ?([0-9]+)\.([0-9]+)$/],
            search: uastring => {
                return contains$1(uastring, 'edge/') && contains$1(uastring, 'chrome') && contains$1(uastring, 'safari') && contains$1(uastring, 'applewebkit');
            }
        },
        {
            name: 'Chromium',
            brand: 'Chromium',
            versionRegexes: [
                /.*?chrome\/([0-9]+)\.([0-9]+).*/,
                normalVersionRegex
            ],
            search: uastring => {
                return contains$1(uastring, 'chrome') && !contains$1(uastring, 'chromeframe');
            }
        },
        {
            name: 'IE',
            versionRegexes: [
                /.*?msie\ ?([0-9]+)\.([0-9]+).*/,
                /.*?rv:([0-9]+)\.([0-9]+).*/
            ],
            search: uastring => {
                return contains$1(uastring, 'msie') || contains$1(uastring, 'trident');
            }
        },
        {
            name: 'Opera',
            versionRegexes: [
                normalVersionRegex,
                /.*?opera\/([0-9]+)\.([0-9]+).*/
            ],
            search: checkContains('opera')
        },
        {
            name: 'Firefox',
            versionRegexes: [/.*?firefox\/\ ?([0-9]+)\.([0-9]+).*/],
            search: checkContains('firefox')
        },
        {
            name: 'Safari',
            versionRegexes: [
                normalVersionRegex,
                /.*?cpu os ([0-9]+)_([0-9]+).*/
            ],
            search: uastring => {
                return (contains$1(uastring, 'safari') || contains$1(uastring, 'mobile/')) && contains$1(uastring, 'applewebkit');
            }
        }
    ];
    const oses = [{
            name: 'Windows',
            search: checkContains('win'),
            versionRegexes: [/.*?windows\ nt\ ?([0-9]+)\.([0-9]+).*/]
        },
        {
            name: 'iOS',
            search: uastring => {
                return contains$1(uastring, 'iphone') || contains$1(uastring, 'ipad');
            },
            versionRegexes: [
                /.*?version\/\ ?([0-9]+)\.([0-9]+).*/,
                /.*cpu os ([0-9]+)_([0-9]+).*/,
                /.*cpu iphone os ([0-9]+)_([0-9]+).*/
            ]
        },
        {
            name: 'Android',
            search: checkContains('android'),
            versionRegexes: [/.*?android\ ?([0-9]+)\.([0-9]+).*/]
        },
        {
            name: 'macOS',
            search: checkContains('mac os x'),
            versionRegexes: [/.*?mac\ os\ x\ ?([0-9]+)_([0-9]+).*/]
        },
        {
            name: 'Linux',
            search: checkContains('linux'),
            versionRegexes: []
        },
        {
            name: 'Solaris',
            search: checkContains('sunos'),
            versionRegexes: []
        },
        {
            name: 'FreeBSD',
            search: checkContains('freebsd'),
            versionRegexes: []
        },
        {
            name: 'ChromeOS',
            search: checkContains('cros'),
            versionRegexes: [/.*?chrome\/([0-9]+)\.([0-9]+).*/]
        }
    ];
    const PlatformInfo = {
        browsers: constant$1(browsers),
        oses: constant$1(oses)
    };

    const edge = 'Edge';
    const chromium = 'Chromium';
    const ie = 'IE';
    const opera = 'Opera';
    const firefox = 'Firefox';
    const safari = 'Safari';
    const unknown$2 = () => {
        return nu$c({
            current: undefined,
            version: Version.unknown()
        });
    };
    const nu$c = info => {
        const current = info.current;
        const version = info.version;
        const isBrowser = name => () => current === name;
        return {
            current,
            version,
            isEdge: isBrowser(edge),
            isChromium: isBrowser(chromium),
            isIE: isBrowser(ie),
            isOpera: isBrowser(opera),
            isFirefox: isBrowser(firefox),
            isSafari: isBrowser(safari)
        };
    };
    const Browser = {
        unknown: unknown$2,
        nu: nu$c,
        edge: constant$1(edge),
        chromium: constant$1(chromium),
        ie: constant$1(ie),
        opera: constant$1(opera),
        firefox: constant$1(firefox),
        safari: constant$1(safari)
    };

    const windows = 'Windows';
    const ios = 'iOS';
    const android = 'Android';
    const linux = 'Linux';
    const macos = 'macOS';
    const solaris = 'Solaris';
    const freebsd = 'FreeBSD';
    const chromeos = 'ChromeOS';
    const unknown$1 = () => {
        return nu$b({
            current: undefined,
            version: Version.unknown()
        });
    };
    const nu$b = info => {
        const current = info.current;
        const version = info.version;
        const isOS = name => () => current === name;
        return {
            current,
            version,
            isWindows: isOS(windows),
            isiOS: isOS(ios),
            isAndroid: isOS(android),
            isMacOS: isOS(macos),
            isLinux: isOS(linux),
            isSolaris: isOS(solaris),
            isFreeBSD: isOS(freebsd),
            isChromeOS: isOS(chromeos)
        };
    };
    const OperatingSystem = {
        unknown: unknown$1,
        nu: nu$b,
        windows: constant$1(windows),
        ios: constant$1(ios),
        android: constant$1(android),
        linux: constant$1(linux),
        macos: constant$1(macos),
        solaris: constant$1(solaris),
        freebsd: constant$1(freebsd),
        chromeos: constant$1(chromeos)
    };

    const detect$2 = (userAgent, userAgentDataOpt, mediaMatch) => {
        const browsers = PlatformInfo.browsers();
        const oses = PlatformInfo.oses();
        const browser = userAgentDataOpt.bind(userAgentData => detectBrowser$1(browsers, userAgentData)).orThunk(() => detectBrowser(browsers, userAgent)).fold(Browser.unknown, Browser.nu);
        const os = detectOs(oses, userAgent).fold(OperatingSystem.unknown, OperatingSystem.nu);
        const deviceType = DeviceType(os, browser, userAgent, mediaMatch);
        return {
            browser,
            os,
            deviceType
        };
    };
    const PlatformDetection = { detect: detect$2 };

    const mediaMatch = query => window.matchMedia(query).matches;
    let platform = cached(() => PlatformDetection.detect(navigator.userAgent, Optional.from(navigator.userAgentData), mediaMatch));
    const detect$1 = () => platform();

    const mkEvent = (target, x, y, stop, prevent, kill, raw) => ({
        target,
        x,
        y,
        stop,
        prevent,
        kill,
        raw
    });
    const fromRawEvent$1 = rawEvent => {
        const target = SugarElement.fromDom(getOriginalEventTarget(rawEvent).getOr(rawEvent.target));
        const stop = () => rawEvent.stopPropagation();
        const prevent = () => rawEvent.preventDefault();
        const kill = compose(prevent, stop);
        return mkEvent(target, rawEvent.clientX, rawEvent.clientY, stop, prevent, kill, rawEvent);
    };
    const handle = (filter, handler) => rawEvent => {
        if (filter(rawEvent)) {
            handler(fromRawEvent$1(rawEvent));
        }
    };
    const binder = (element, event, filter, handler, useCapture) => {
        const wrapped = handle(filter, handler);
        element.dom.addEventListener(event, wrapped, useCapture);
        return { unbind: curry(unbind, element, event, wrapped, useCapture) };
    };
    const bind$2 = (element, event, filter, handler) => binder(element, event, filter, handler, false);
    const capture$1 = (element, event, filter, handler) => binder(element, event, filter, handler, true);
    const unbind = (element, event, handler, useCapture) => {
        element.dom.removeEventListener(event, handler, useCapture);
    };

    const before$1 = (marker, element) => {
        const parent$1 = parent(marker);
        parent$1.each(v => {
            v.dom.insertBefore(element.dom, marker.dom);
        });
    };
    const after$2 = (marker, element) => {
        const sibling = nextSibling(marker);
        sibling.fold(() => {
            const parent$1 = parent(marker);
            parent$1.each(v => {
                append$2(v, element);
            });
        }, v => {
            before$1(v, element);
        });
    };
    const prepend$1 = (parent, element) => {
        const firstChild$1 = firstChild(parent);
        firstChild$1.fold(() => {
            append$2(parent, element);
        }, v => {
            parent.dom.insertBefore(element.dom, v.dom);
        });
    };
    const append$2 = (parent, element) => {
        parent.dom.appendChild(element.dom);
    };
    const appendAt = (parent, element, index) => {
        child$2(parent, index).fold(() => {
            append$2(parent, element);
        }, v => {
            before$1(v, element);
        });
    };

    const append$1 = (parent, elements) => {
        each$1(elements, x => {
            append$2(parent, x);
        });
    };

    const empty = element => {
        element.dom.textContent = '';
        each$1(children(element), rogue => {
            remove$5(rogue);
        });
    };
    const remove$5 = element => {
        const dom = element.dom;
        if (dom.parentNode !== null) {
            dom.parentNode.removeChild(dom);
        }
    };

    const get$b = _DOC => {
        const doc = _DOC !== undefined ? _DOC.dom : document;
        const x = doc.body.scrollLeft || doc.documentElement.scrollLeft;
        const y = doc.body.scrollTop || doc.documentElement.scrollTop;
        return SugarPosition(x, y);
    };
    const to = (x, y, _DOC) => {
        const doc = _DOC !== undefined ? _DOC.dom : document;
        const win = doc.defaultView;
        if (win) {
            win.scrollTo(x, y);
        }
    };

    const get$a = _win => {
        const win = _win === undefined ? window : _win;
        if (detect$1().browser.isFirefox()) {
            return Optional.none();
        } else {
            return Optional.from(win.visualViewport);
        }
    };
    const bounds$1 = (x, y, width, height) => ({
        x,
        y,
        width,
        height,
        right: x + width,
        bottom: y + height
    });
    const getBounds$3 = _win => {
        const win = _win === undefined ? window : _win;
        const doc = win.document;
        const scroll = get$b(SugarElement.fromDom(doc));
        return get$a(win).fold(() => {
            const html = win.document.documentElement;
            const width = html.clientWidth;
            const height = html.clientHeight;
            return bounds$1(scroll.left, scroll.top, width, height);
        }, visualViewport => bounds$1(Math.max(visualViewport.pageLeft, scroll.left), Math.max(visualViewport.pageTop, scroll.top), visualViewport.width, visualViewport.height));
    };

    const getDocument = () => SugarElement.fromDom(document);

    const walkUp = (navigation, doc) => {
        const frame = navigation.view(doc);
        return frame.fold(constant$1([]), f => {
            const parent = navigation.owner(f);
            const rest = walkUp(navigation, parent);
            return [f].concat(rest);
        });
    };
    const pathTo = (element, navigation) => {
        const d = navigation.owner(element);
        const paths = walkUp(navigation, d);
        return Optional.some(paths);
    };

    const view = doc => {
        var _a;
        const element = doc.dom === document ? Optional.none() : Optional.from((_a = doc.dom.defaultView) === null || _a === void 0 ? void 0 : _a.frameElement);
        return element.map(SugarElement.fromDom);
    };
    const owner$3 = element => owner$4(element);

    var Navigation = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        view: view,
        owner: owner$3
    });

    const find$2 = element => {
        const doc = getDocument();
        const scroll = get$b(doc);
        const path = pathTo(element, Navigation);
        return path.fold(curry(absolute$3, element), frames => {
            const offset = viewport$1(element);
            const r = foldr(frames, (b, a) => {
                const loc = viewport$1(a);
                return {
                    left: b.left + loc.left,
                    top: b.top + loc.top
                };
            }, {
                left: 0,
                top: 0
            });
            return SugarPosition(r.left + offset.left + scroll.left, r.top + offset.top + scroll.top);
        });
    };

    const pointed = (point, width, height) => ({
        point,
        width,
        height
    });
    const rect = (x, y, width, height) => ({
        x,
        y,
        width,
        height
    });
    const bounds = (x, y, width, height) => ({
        x,
        y,
        width,
        height,
        right: x + width,
        bottom: y + height
    });
    const box$1 = element => {
        const xy = absolute$3(element);
        const w = getOuter$1(element);
        const h = getOuter$2(element);
        return bounds(xy.left, xy.top, w, h);
    };
    const absolute$2 = element => {
        const position = find$2(element);
        const width = getOuter$1(element);
        const height = getOuter$2(element);
        return bounds(position.left, position.top, width, height);
    };
    const win = () => getBounds$3(window);

    const value$4 = value => {
        const applyHelper = fn => fn(value);
        const constHelper = constant$1(value);
        const outputHelper = () => output;
        const output = {
            tag: true,
            inner: value,
            fold: (_onError, onValue) => onValue(value),
            isValue: always,
            isError: never,
            map: mapper => Result.value(mapper(value)),
            mapError: outputHelper,
            bind: applyHelper,
            exists: applyHelper,
            forall: applyHelper,
            getOr: constHelper,
            or: outputHelper,
            getOrThunk: constHelper,
            orThunk: outputHelper,
            getOrDie: constHelper,
            each: fn => {
                fn(value);
            },
            toOptional: () => Optional.some(value)
        };
        return output;
    };
    const error$1 = error => {
        const outputHelper = () => output;
        const output = {
            tag: false,
            inner: error,
            fold: (onError, _onValue) => onError(error),
            isValue: never,
            isError: always,
            map: outputHelper,
            mapError: mapper => Result.error(mapper(error)),
            bind: outputHelper,
            exists: never,
            forall: always,
            getOr: identity,
            or: identity,
            getOrThunk: apply,
            orThunk: apply,
            getOrDie: die(String(error)),
            each: noop,
            toOptional: Optional.none
        };
        return output;
    };
    const fromOption = (optional, err) => optional.fold(() => error$1(err), value$4);
    const Result = {
        value: value$4,
        error: error$1,
        fromOption
    };

    var SimpleResultType;
    (function(SimpleResultType) {
        SimpleResultType[SimpleResultType['Error'] = 0] = 'Error';
        SimpleResultType[SimpleResultType['Value'] = 1] = 'Value';
    }(SimpleResultType || (SimpleResultType = {})));
    const fold$1 = (res, onError, onValue) => res.stype === SimpleResultType.Error ? onError(res.serror) : onValue(res.svalue);
    const partition$2 = results => {
        const values = [];
        const errors = [];
        each$1(results, obj => {
            fold$1(obj, err => errors.push(err), val => values.push(val));
        });
        return {
            values,
            errors
        };
    };
    const mapError = (res, f) => {
        if (res.stype === SimpleResultType.Error) {
            return {
                stype: SimpleResultType.Error,
                serror: f(res.serror)
            };
        } else {
            return res;
        }
    };
    const map = (res, f) => {
        if (res.stype === SimpleResultType.Value) {
            return {
                stype: SimpleResultType.Value,
                svalue: f(res.svalue)
            };
        } else {
            return res;
        }
    };
    const bind$1 = (res, f) => {
        if (res.stype === SimpleResultType.Value) {
            return f(res.svalue);
        } else {
            return res;
        }
    };
    const bindError = (res, f) => {
        if (res.stype === SimpleResultType.Error) {
            return f(res.serror);
        } else {
            return res;
        }
    };
    const svalue = v => ({
        stype: SimpleResultType.Value,
        svalue: v
    });
    const serror = e => ({
        stype: SimpleResultType.Error,
        serror: e
    });
    const toResult$1 = res => fold$1(res, Result.error, Result.value);
    const fromResult$1 = res => res.fold(serror, svalue);
    const SimpleResult = {
        fromResult: fromResult$1,
        toResult: toResult$1,
        svalue,
        partition: partition$2,
        serror,
        bind: bind$1,
        bindError,
        map,
        mapError,
        fold: fold$1
    };

    const field$2 = (key, newKey, presence, prop) => ({
        tag: 'field',
        key,
        newKey,
        presence,
        prop
    });
    const customField$1 = (newKey, instantiator) => ({
        tag: 'custom',
        newKey,
        instantiator
    });
    const fold = (value, ifField, ifCustom) => {
        switch (value.tag) {
            case 'field':
                return ifField(value.key, value.newKey, value.presence, value.prop);
            case 'custom':
                return ifCustom(value.newKey, value.instantiator);
        }
    };

    const shallow$1 = (old, nu) => {
        return nu;
    };
    const deep = (old, nu) => {
        const bothObjects = isPlainObject(old) && isPlainObject(nu);
        return bothObjects ? deepMerge(old, nu) : nu;
    };
    const baseMerge = merger => {
        return (...objects) => {
            if (objects.length === 0) {
                throw new Error(`Can't merge zero objects`);
            }
            const ret = {};
            for (let j = 0; j < objects.length; j++) {
                const curObject = objects[j];
                for (const key in curObject) {
                    if (has$2(curObject, key)) {
                        ret[key] = merger(ret[key], curObject[key]);
                    }
                }
            }
            return ret;
        };
    };
    const deepMerge = baseMerge(deep);
    const merge$1 = baseMerge(shallow$1);

    const required$2 = () => ({
        tag: 'required',
        process: {}
    });
    const defaultedThunk = fallbackThunk => ({
        tag: 'defaultedThunk',
        process: fallbackThunk
    });
    const defaulted$1 = fallback => defaultedThunk(constant$1(fallback));
    const asOption = () => ({
        tag: 'option',
        process: {}
    });
    const mergeWithThunk = baseThunk => ({
        tag: 'mergeWithThunk',
        process: baseThunk
    });
    const mergeWith = base => mergeWithThunk(constant$1(base));

    const mergeValues$1 = (values, base) => values.length > 0 ? SimpleResult.svalue(deepMerge(base, merge$1.apply(undefined, values))) : SimpleResult.svalue(base);
    const mergeErrors$1 = errors => compose(SimpleResult.serror, flatten)(errors);
    const consolidateObj = (objects, base) => {
        const partition = SimpleResult.partition(objects);
        return partition.errors.length > 0 ? mergeErrors$1(partition.errors) : mergeValues$1(partition.values, base);
    };
    const consolidateArr = objects => {
        const partitions = SimpleResult.partition(objects);
        return partitions.errors.length > 0 ? mergeErrors$1(partitions.errors) : SimpleResult.svalue(partitions.values);
    };
    const ResultCombine = {
        consolidateObj,
        consolidateArr
    };

    const formatObj = input => {
        return isObject(input) && keys(input).length > 100 ? ' removed due to size' : JSON.stringify(input, null, 2);
    };
    const formatErrors = errors => {
        const es = errors.length > 10 ? errors.slice(0, 10).concat([{
            path: [],
            getErrorInfo: constant$1('... (only showing first ten failures)')
        }]) : errors;
        return map$2(es, e => {
            return 'Failed path: (' + e.path.join(' > ') + ')\n' + e.getErrorInfo();
        });
    };

    const nu$a = (path, getErrorInfo) => {
        return SimpleResult.serror([{
            path,
            getErrorInfo
        }]);
    };
    const missingRequired = (path, key, obj) => nu$a(path, () => 'Could not find valid *required* value for "' + key + '" in ' + formatObj(obj));
    const missingKey = (path, key) => nu$a(path, () => 'Choice schema did not contain choice key: "' + key + '"');
    const missingBranch = (path, branches, branch) => nu$a(path, () => 'The chosen schema: "' + branch + '" did not exist in branches: ' + formatObj(branches));
    const unsupportedFields = (path, unsupported) => nu$a(path, () => 'There are unsupported fields: [' + unsupported.join(', ') + '] specified');
    const custom = (path, err) => nu$a(path, constant$1(err));

    const value$3 = validator => {
        const extract = (path, val) => {
            return SimpleResult.bindError(validator(val), err => custom(path, err));
        };
        const toString = constant$1('val');
        return {
            extract,
            toString
        };
    };
    const anyValue$1 = value$3(SimpleResult.svalue);

    const requiredAccess = (path, obj, key, bundle) => get$g(obj, key).fold(() => missingRequired(path, key, obj), bundle);
    const fallbackAccess = (obj, key, fallback, bundle) => {
        const v = get$g(obj, key).getOrThunk(() => fallback(obj));
        return bundle(v);
    };
    const optionAccess = (obj, key, bundle) => bundle(get$g(obj, key));
    const optionDefaultedAccess = (obj, key, fallback, bundle) => {
        const opt = get$g(obj, key).map(val => val === true ? fallback(obj) : val);
        return bundle(opt);
    };
    const extractField = (field, path, obj, key, prop) => {
        const bundle = av => prop.extract(path.concat([key]), av);
        const bundleAsOption = optValue => optValue.fold(() => SimpleResult.svalue(Optional.none()), ov => {
            const result = prop.extract(path.concat([key]), ov);
            return SimpleResult.map(result, Optional.some);
        });
        switch (field.tag) {
            case 'required':
                return requiredAccess(path, obj, key, bundle);
            case 'defaultedThunk':
                return fallbackAccess(obj, key, field.process, bundle);
            case 'option':
                return optionAccess(obj, key, bundleAsOption);
            case 'defaultedOptionThunk':
                return optionDefaultedAccess(obj, key, field.process, bundleAsOption);
            case 'mergeWithThunk':
                {
                    return fallbackAccess(obj, key, constant$1({}), v => {
                        const result = deepMerge(field.process(obj), v);
                        return bundle(result);
                    });
                }
        }
    };
    const extractFields = (path, obj, fields) => {
        const success = {};
        const errors = [];
        for (const field of fields) {
            fold(field, (key, newKey, presence, prop) => {
                const result = extractField(presence, path, obj, key, prop);
                SimpleResult.fold(result, err => {
                    errors.push(...err);
                }, res => {
                    success[newKey] = res;
                });
            }, (newKey, instantiator) => {
                success[newKey] = instantiator(obj);
            });
        }
        return errors.length > 0 ? SimpleResult.serror(errors) : SimpleResult.svalue(success);
    };
    const valueThunk = getDelegate => {
        const extract = (path, val) => getDelegate().extract(path, val);
        const toString = () => getDelegate().toString();
        return {
            extract,
            toString
        };
    };
    const getSetKeys = obj => keys(filter$1(obj, isNonNullable));
    const objOfOnly = fields => {
        const delegate = objOf(fields);
        const fieldNames = foldr(fields, (acc, value) => {
            return fold(value, key => deepMerge(acc, {
                [key]: true }), constant$1(acc));
        }, {});
        const extract = (path, o) => {
            const keys = isBoolean(o) ? [] : getSetKeys(o);
            const extra = filter$2(keys, k => !hasNonNullableKey(fieldNames, k));
            return extra.length === 0 ? delegate.extract(path, o) : unsupportedFields(path, extra);
        };
        return {
            extract,
            toString: delegate.toString
        };
    };
    const objOf = values => {
        const extract = (path, o) => extractFields(path, o, values);
        const toString = () => {
            const fieldStrings = map$2(values, value => fold(value, (key, _okey, _presence, prop) => key + ' -> ' + prop.toString(), (newKey, _instantiator) => 'state(' + newKey + ')'));
            return 'obj{\n' + fieldStrings.join('\n') + '}';
        };
        return {
            extract,
            toString
        };
    };
    const arrOf = prop => {
        const extract = (path, array) => {
            const results = map$2(array, (a, i) => prop.extract(path.concat(['[' + i + ']']), a));
            return ResultCombine.consolidateArr(results);
        };
        const toString = () => 'array(' + prop.toString() + ')';
        return {
            extract,
            toString
        };
    };
    const oneOf = props => {
        const extract = (path, val) => {
            const errors = [];
            for (const prop of props) {
                const res = prop.extract(path, val);
                if (res.stype === SimpleResultType.Value) {
                    return res;
                }
                errors.push(res);
            }
            return ResultCombine.consolidateArr(errors);
        };
        const toString = () => 'oneOf(' + map$2(props, prop => prop.toString()).join(', ') + ')';
        return {
            extract,
            toString
        };
    };
    const setOf$1 = (validator, prop) => {
        const validateKeys = (path, keys) => arrOf(value$3(validator)).extract(path, keys);
        const extract = (path, o) => {
            const keys$1 = keys(o);
            const validatedKeys = validateKeys(path, keys$1);
            return SimpleResult.bind(validatedKeys, validKeys => {
                const schema = map$2(validKeys, vk => {
                    return field$2(vk, vk, required$2(), prop);
                });
                return objOf(schema).extract(path, o);
            });
        };
        const toString = () => 'setOf(' + prop.toString() + ')';
        return {
            extract,
            toString
        };
    };
    const thunk = (_desc, processor) => {
        const getP = cached(processor);
        const extract = (path, val) => getP().extract(path, val);
        const toString = () => getP().toString();
        return {
            extract,
            toString
        };
    };
    const arrOfObj = compose(arrOf, objOf);

    const anyValue = constant$1(anyValue$1);
    const typedValue = (validator, expectedType) => value$3(a => {
        const actualType = typeof a;
        return validator(a) ? SimpleResult.svalue(a) : SimpleResult.serror(`Expected type: ${ expectedType } but got: ${ actualType }`);
    });
    const number = typedValue(isNumber, 'number');
    const string = typedValue(isString, 'string');
    const boolean = typedValue(isBoolean, 'boolean');
    const functionProcessor = typedValue(isFunction, 'function');
    const isPostMessageable = val => {
        if (Object(val) !== val) {
            return true;
        }
        switch ({}.toString.call(val).slice(8, -1)) {
            case 'Boolean':
            case 'Number':
            case 'String':
            case 'Date':
            case 'RegExp':
            case 'Blob':
            case 'FileList':
            case 'ImageData':
            case 'ImageBitmap':
            case 'ArrayBuffer':
                return true;
            case 'Array':
            case 'Object':
                return Object.keys(val).every(prop => isPostMessageable(val[prop]));
            default:
                return false;
        }
    };
    const postMessageable = value$3(a => {
        if (isPostMessageable(a)) {
            return SimpleResult.svalue(a);
        } else {
            return SimpleResult.serror('Expected value to be acceptable for sending via postMessage');
        }
    });

    const chooseFrom = (path, input, branches, ch) => {
        const fields = get$g(branches, ch);
        return fields.fold(() => missingBranch(path, branches, ch), vp => vp.extract(path.concat(['branch: ' + ch]), input));
    };
    const choose$2 = (key, branches) => {
        const extract = (path, input) => {
            const choice = get$g(input, key);
            return choice.fold(() => missingKey(path, key), chosen => chooseFrom(path, input, branches, chosen));
        };
        const toString = () => 'chooseOn(' + key + '). Possible values: ' + keys(branches);
        return {
            extract,
            toString
        };
    };

    const arrOfVal = () => arrOf(anyValue$1);
    const valueOf = validator => value$3(v => validator(v).fold(SimpleResult.serror, SimpleResult.svalue));
    const setOf = (validator, prop) => setOf$1(v => SimpleResult.fromResult(validator(v)), prop);
    const extractValue = (label, prop, obj) => {
        const res = prop.extract([label], obj);
        return SimpleResult.mapError(res, errs => ({
            input: obj,
            errors: errs
        }));
    };
    const asRaw = (label, prop, obj) => SimpleResult.toResult(extractValue(label, prop, obj));
    const getOrDie = extraction => {
        return extraction.fold(errInfo => {
            throw new Error(formatError(errInfo));
        }, identity);
    };
    const asRawOrDie$1 = (label, prop, obj) => getOrDie(asRaw(label, prop, obj));
    const formatError = errInfo => {
        return 'Errors: \n' + formatErrors(errInfo.errors).join('\n') + '\n\nInput object: ' + formatObj(errInfo.input);
    };
    const choose$1 = (key, branches) => choose$2(key, map$1(branches, objOf));
    const thunkOf = (desc, schema) => thunk(desc, schema);

    const field$1 = field$2;
    const customField = customField$1;
    const validateEnum = values => valueOf(value => contains$2(values, value) ? Result.value(value) : Result.error(`Unsupported value: "${ value }", choose one of "${ values.join(', ') }".`));
    const required$1 = key => field$1(key, key, required$2(), anyValue());
    const requiredOf = (key, schema) => field$1(key, key, required$2(), schema);
    const requiredNumber = key => requiredOf(key, number);
    const requiredString = key => requiredOf(key, string);
    const requiredStringEnum = (key, values) => field$1(key, key, required$2(), validateEnum(values));
    const requiredBoolean = key => requiredOf(key, boolean);
    const requiredFunction = key => requiredOf(key, functionProcessor);
    const forbid = (key, message) => field$1(key, key, asOption(), value$3(_v => SimpleResult.serror('The field: ' + key + ' is forbidden. ' + message)));
    const requiredObjOf = (key, objSchema) => field$1(key, key, required$2(), objOf(objSchema));
    const requiredArrayOfObj = (key, objFields) => field$1(key, key, required$2(), arrOfObj(objFields));
    const requiredArrayOf = (key, schema) => field$1(key, key, required$2(), arrOf(schema));
    const option$3 = key => field$1(key, key, asOption(), anyValue());
    const optionOf = (key, schema) => field$1(key, key, asOption(), schema);
    const optionNumber = key => optionOf(key, number);
    const optionString = key => optionOf(key, string);
    const optionStringEnum = (key, values) => optionOf(key, validateEnum(values));
    const optionFunction = key => optionOf(key, functionProcessor);
    const optionArrayOf = (key, schema) => optionOf(key, arrOf(schema));
    const optionObjOf = (key, objSchema) => optionOf(key, objOf(objSchema));
    const optionObjOfOnly = (key, objSchema) => optionOf(key, objOfOnly(objSchema));
    const defaulted = (key, fallback) => field$1(key, key, defaulted$1(fallback), anyValue());
    const defaultedOf = (key, fallback, schema) => field$1(key, key, defaulted$1(fallback), schema);
    const defaultedNumber = (key, fallback) => defaultedOf(key, fallback, number);
    const defaultedString = (key, fallback) => defaultedOf(key, fallback, string);
    const defaultedStringEnum = (key, fallback, values) => defaultedOf(key, fallback, validateEnum(values));
    const defaultedBoolean = (key, fallback) => defaultedOf(key, fallback, boolean);
    const defaultedFunction = (key, fallback) => defaultedOf(key, fallback, functionProcessor);
    const defaultedPostMsg = (key, fallback) => defaultedOf(key, fallback, postMessageable);
    const defaultedArrayOf = (key, fallback, schema) => defaultedOf(key, fallback, arrOf(schema));
    const defaultedObjOf = (key, fallback, objSchema) => defaultedOf(key, fallback, objOf(objSchema));

    const Cell = initial => {
        let value = initial;
        const get = () => {
            return value;
        };
        const set = v => {
            value = v;
        };
        return {
            get,
            set
        };
    };

    const generate$7 = cases => {
        if (!isArray(cases)) {
            throw new Error('cases must be an array');
        }
        if (cases.length === 0) {
            throw new Error('there must be at least one case');
        }
        const constructors = [];
        const adt = {};
        each$1(cases, (acase, count) => {
            const keys$1 = keys(acase);
            if (keys$1.length !== 1) {
                throw new Error('one and only one name per case');
            }
            const key = keys$1[0];
            const value = acase[key];
            if (adt[key] !== undefined) {
                throw new Error('duplicate key detected:' + key);
            } else if (key === 'cata') {
                throw new Error('cannot have a case named cata (sorry)');
            } else if (!isArray(value)) {
                throw new Error('case arguments must be an array');
            }
            constructors.push(key);
            adt[key] = (...args) => {
                const argLength = args.length;
                if (argLength !== value.length) {
                    throw new Error('Wrong number of arguments to case ' + key + '. Expected ' + value.length + ' (' + value + '), got ' + argLength);
                }
                const match = branches => {
                    const branchKeys = keys(branches);
                    if (constructors.length !== branchKeys.length) {
                        throw new Error('Wrong number of arguments to match. Expected: ' + constructors.join(',') + '\nActual: ' + branchKeys.join(','));
                    }
                    const allReqd = forall(constructors, reqKey => {
                        return contains$2(branchKeys, reqKey);
                    });
                    if (!allReqd) {
                        throw new Error('Not all branches were specified when using match. Specified: ' + branchKeys.join(', ') + '\nRequired: ' + constructors.join(', '));
                    }
                    return branches[key].apply(null, args);
                };
                return {
                    fold: (...foldArgs) => {
                        if (foldArgs.length !== cases.length) {
                            throw new Error('Wrong number of arguments to fold. Expected ' + cases.length + ', got ' + foldArgs.length);
                        }
                        const target = foldArgs[count];
                        return target.apply(null, args);
                    },
                    match,
                    log: label => {
                        console.log(label, {
                            constructors,
                            constructor: key,
                            params: args
                        });
                    }
                };
            };
        });
        return adt;
    };
    const Adt = { generate: generate$7 };

    Adt.generate([{
            bothErrors: [
                'error1',
                'error2'
            ]
        },
        {
            firstError: [
                'error1',
                'value2'
            ]
        },
        {
            secondError: [
                'value1',
                'error2'
            ]
        },
        {
            bothValues: [
                'value1',
                'value2'
            ]
        }
    ]);
    const partition$1 = results => {
        const errors = [];
        const values = [];
        each$1(results, result => {
            result.fold(err => {
                errors.push(err);
            }, value => {
                values.push(value);
            });
        });
        return {
            errors,
            values
        };
    };

    const exclude$1 = (obj, fields) => {
        const r = {};
        each(obj, (v, k) => {
            if (!contains$2(fields, k)) {
                r[k] = v;
            }
        });
        return r;
    };

    const wrap$2 = (key, value) => ({
        [key]: value });
    const wrapAll$1 = keyvalues => {
        const r = {};
        each$1(keyvalues, kv => {
            r[kv.key] = kv.value;
        });
        return r;
    };

    const exclude = (obj, fields) => exclude$1(obj, fields);
    const wrap$1 = (key, value) => wrap$2(key, value);
    const wrapAll = keyvalues => wrapAll$1(keyvalues);
    const mergeValues = (values, base) => {
        return values.length === 0 ? Result.value(base) : Result.value(deepMerge(base, merge$1.apply(undefined, values)));
    };
    const mergeErrors = errors => Result.error(flatten(errors));
    const consolidate = (objs, base) => {
        const partitions = partition$1(objs);
        return partitions.errors.length > 0 ? mergeErrors(partitions.errors) : mergeValues(partitions.values, base);
    };

    const ensureIsRoot = isRoot => isFunction(isRoot) ? isRoot : never;
    const ancestor$2 = (scope, transform, isRoot) => {
        let element = scope.dom;
        const stop = ensureIsRoot(isRoot);
        while (element.parentNode) {
            element = element.parentNode;
            const el = SugarElement.fromDom(element);
            const transformed = transform(el);
            if (transformed.isSome()) {
                return transformed;
            } else if (stop(el)) {
                break;
            }
        }
        return Optional.none();
    };
    const closest$4 = (scope, transform, isRoot) => {
        const current = transform(scope);
        const stop = ensureIsRoot(isRoot);
        return current.orThunk(() => stop(scope) ? Optional.none() : ancestor$2(scope, transform, stop));
    };

    const isSource = (component, simulatedEvent) => eq(component.element, simulatedEvent.event.target);

    const defaultEventHandler = {
        can: always,
        abort: never,
        run: noop
    };
    const nu$9 = parts => {
        if (!hasNonNullableKey(parts, 'can') && !hasNonNullableKey(parts, 'abort') && !hasNonNullableKey(parts, 'run')) {
            throw new Error('EventHandler defined by: ' + JSON.stringify(parts, null, 2) + ' does not have can, abort, or run!');
        }
        return {
            ...defaultEventHandler,
            ...parts
        };
    };
    const all$2 = (handlers, f) => (...args) => foldl(handlers, (acc, handler) => acc && f(handler).apply(undefined, args), true);
    const any = (handlers, f) => (...args) => foldl(handlers, (acc, handler) => acc || f(handler).apply(undefined, args), false);
    const read$2 = handler => isFunction(handler) ? {
        can: always,
        abort: never,
        run: handler
    } : handler;
    const fuse$1 = handlers => {
        const can = all$2(handlers, handler => handler.can);
        const abort = any(handlers, handler => handler.abort);
        const run = (...args) => {
            each$1(handlers, handler => {
                handler.run.apply(undefined, args);
            });
        };
        return {
            can,
            abort,
            run
        };
    };

    const constant = constant$1;
    const touchstart = constant('touchstart');
    const touchmove = constant('touchmove');
    const touchend = constant('touchend');
    const touchcancel = constant('touchcancel');
    const mousedown = constant('mousedown');
    const mousemove = constant('mousemove');
    const mouseout = constant('mouseout');
    const mouseup = constant('mouseup');
    const mouseover = constant('mouseover');
    const focusin = constant('focusin');
    const focusout = constant('focusout');
    const keydown = constant('keydown');
    const keyup = constant('keyup');
    const input = constant('input');
    const change = constant('change');
    const click = constant('click');
    const transitioncancel = constant('transitioncancel');
    const transitionend = constant('transitionend');
    const transitionstart = constant('transitionstart');
    const selectstart = constant('selectstart');

    const prefixName = name => constant$1('alloy.' + name);
    const alloy = { tap: prefixName('tap') };
    const focus$4 = prefixName('focus');
    const postBlur = prefixName('blur.post');
    const postPaste = prefixName('paste.post');
    const receive = prefixName('receive');
    const execute$5 = prefixName('execute');
    const focusItem = prefixName('focus.item');
    const tap = alloy.tap;
    const longpress = prefixName('longpress');
    const sandboxClose = prefixName('sandbox.close');
    const typeaheadCancel = prefixName('typeahead.cancel');
    const systemInit = prefixName('system.init');
    const documentTouchmove = prefixName('system.touchmove');
    const documentTouchend = prefixName('system.touchend');
    const windowScroll = prefixName('system.scroll');
    const windowResize = prefixName('system.resize');
    const attachedToDom = prefixName('system.attached');
    const detachedFromDom = prefixName('system.detached');
    const dismissRequested = prefixName('system.dismissRequested');
    const repositionRequested = prefixName('system.repositionRequested');
    const focusShifted = prefixName('focusmanager.shifted');
    const slotVisibility = prefixName('slotcontainer.visibility');
    const changeTab = prefixName('change.tab');
    const dismissTab = prefixName('dismiss.tab');
    const highlight$1 = prefixName('highlight');
    const dehighlight$1 = prefixName('dehighlight');

    const emit = (component, event) => {
        dispatchWith(component, component.element, event, {});
    };
    const emitWith = (component, event, properties) => {
        dispatchWith(component, component.element, event, properties);
    };
    const emitExecute = component => {
        emit(component, execute$5());
    };
    const dispatch = (component, target, event) => {
        dispatchWith(component, target, event, {});
    };
    const dispatchWith = (component, target, event, properties) => {
        const data = {
            target,
            ...properties
        };
        component.getSystem().triggerEvent(event, target, data);
    };
    const dispatchEvent = (component, target, event, simulatedEvent) => {
        component.getSystem().triggerEvent(event, target, simulatedEvent.event);
    };

    const derive$2 = configs => wrapAll(configs);
    const abort = (name, predicate) => {
        return {
            key: name,
            value: nu$9({ abort: predicate })
        };
    };
    const can = (name, predicate) => {
        return {
            key: name,
            value: nu$9({ can: predicate })
        };
    };
    const preventDefault = name => {
        return {
            key: name,
            value: nu$9({
                run: (component, simulatedEvent) => {
                    simulatedEvent.event.prevent();
                }
            })
        };
    };
    const run$1 = (name, handler) => {
        return {
            key: name,
            value: nu$9({ run: handler })
        };
    };
    const runActionExtra = (name, action, extra) => {
        return {
            key: name,
            value: nu$9({
                run: (component, simulatedEvent) => {
                    action.apply(undefined, [
                        component,
                        simulatedEvent
                    ].concat(extra));
                }
            })
        };
    };
    const runOnName = name => {
        return handler => run$1(name, handler);
    };
    const runOnSourceName = name => {
        return handler => ({
            key: name,
            value: nu$9({
                run: (component, simulatedEvent) => {
                    if (isSource(component, simulatedEvent)) {
                        handler(component, simulatedEvent);
                    }
                }
            })
        });
    };
    const redirectToUid = (name, uid) => {
        return run$1(name, (component, simulatedEvent) => {
            component.getSystem().getByUid(uid).each(redirectee => {
                dispatchEvent(redirectee, redirectee.element, name, simulatedEvent);
            });
        });
    };
    const redirectToPart = (name, detail, partName) => {
        const uid = detail.partUids[partName];
        return redirectToUid(name, uid);
    };
    const runWithTarget = (name, f) => {
        return run$1(name, (component, simulatedEvent) => {
            const ev = simulatedEvent.event;
            const target = component.getSystem().getByDom(ev.target).getOrThunk(() => {
                const closest = closest$4(ev.target, el => component.getSystem().getByDom(el).toOptional(), never);
                return closest.getOr(component);
            });
            f(component, target, simulatedEvent);
        });
    };
    const cutter = name => {
        return run$1(name, (component, simulatedEvent) => {
            simulatedEvent.cut();
        });
    };
    const stopper = name => {
        return run$1(name, (component, simulatedEvent) => {
            simulatedEvent.stop();
        });
    };
    const runOnSource = (name, f) => {
        return runOnSourceName(name)(f);
    };
    const runOnAttached = runOnSourceName(attachedToDom());
    const runOnDetached = runOnSourceName(detachedFromDom());
    const runOnInit = runOnSourceName(systemInit());
    const runOnExecute$1 = runOnName(execute$5());

    const fromHtml$1 = (html, scope) => {
        const doc = scope || document;
        const div = doc.createElement('div');
        div.innerHTML = html;
        return children(SugarElement.fromDom(div));
    };

    const get$9 = element => element.dom.innerHTML;
    const set$6 = (element, content) => {
        const owner = owner$4(element);
        const docDom = owner.dom;
        const fragment = SugarElement.fromDom(docDom.createDocumentFragment());
        const contentElements = fromHtml$1(content, docDom);
        append$1(fragment, contentElements);
        empty(element);
        append$2(element, fragment);
    };
    const getOuter = element => {
        const container = SugarElement.fromTag('div');
        const clone = SugarElement.fromDom(element.dom.cloneNode(true));
        append$2(container, clone);
        return get$9(container);
    };

    const clone = (original, isDeep) => SugarElement.fromDom(original.dom.cloneNode(isDeep));
    const shallow = original => clone(original, false);

    const getHtml = element => {
        if (isShadowRoot(element)) {
            return '#shadow-root';
        } else {
            const clone = shallow(element);
            return getOuter(clone);
        }
    };

    const element = elem => getHtml(elem);

    const isRecursive = (component, originator, target) => eq(originator, component.element) && !eq(originator, target);
    const events$i = derive$2([can(focus$4(), (component, simulatedEvent) => {
        const event = simulatedEvent.event;
        const originator = event.originator;
        const target = event.target;
        if (isRecursive(component, originator, target)) {
            console.warn(focus$4() + ' did not get interpreted by the desired target. ' + '\nOriginator: ' + element(originator) + '\nTarget: ' + element(target) + '\nCheck the ' + focus$4() + ' event handlers');
            return false;
        } else {
            return true;
        }
    })]);

    var DefaultEvents = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$i
    });

    let unique = 0;
    const generate$6 = prefix => {
        const date = new Date();
        const time = date.getTime();
        const random = Math.floor(Math.random() * 1000000000);
        unique++;
        return prefix + '_' + random + unique + String(time);
    };

    const prefix$1 = constant$1('alloy-id-');
    const idAttr$1 = constant$1('data-alloy-id');

    const prefix = prefix$1();
    const idAttr = idAttr$1();
    const write = (label, elem) => {
        const id = generate$6(prefix + label);
        writeOnly(elem, id);
        return id;
    };
    const writeOnly = (elem, uid) => {
        Object.defineProperty(elem.dom, idAttr, {
            value: uid,
            writable: true
        });
    };
    const read$1 = elem => {
        const id = isElement$1(elem) ? elem.dom[idAttr] : null;
        return Optional.from(id);
    };
    const generate$5 = prefix => generate$6(prefix);

    const make$8 = identity;

    const NoContextApi = getComp => {
        const getMessage = event => `The component must be in a context to execute: ${ event }` + (getComp ? '\n' + element(getComp().element) + ' is not in context.' : '');
        const fail = event => () => {
            throw new Error(getMessage(event));
        };
        const warn = event => () => {
            console.warn(getMessage(event));
        };
        return {
            debugInfo: constant$1('fake'),
            triggerEvent: warn('triggerEvent'),
            triggerFocus: warn('triggerFocus'),
            triggerEscape: warn('triggerEscape'),
            broadcast: warn('broadcast'),
            broadcastOn: warn('broadcastOn'),
            broadcastEvent: warn('broadcastEvent'),
            build: fail('build'),
            buildOrPatch: fail('buildOrPatch'),
            addToWorld: fail('addToWorld'),
            removeFromWorld: fail('removeFromWorld'),
            addToGui: fail('addToGui'),
            removeFromGui: fail('removeFromGui'),
            getByUid: fail('getByUid'),
            getByDom: fail('getByDom'),
            isConnected: never
        };
    };
    const singleton$1 = NoContextApi();

    const markAsBehaviourApi = (f, apiName, apiFunction) => {
        const delegate = apiFunction.toString();
        const endIndex = delegate.indexOf(')') + 1;
        const openBracketIndex = delegate.indexOf('(');
        const parameters = delegate.substring(openBracketIndex + 1, endIndex - 1).split(/,\s*/);
        f.toFunctionAnnotation = () => ({
            name: apiName,
            parameters: cleanParameters(parameters.slice(0, 1).concat(parameters.slice(3)))
        });
        return f;
    };
    const cleanParameters = parameters => map$2(parameters, p => endsWith(p, '/*') ? p.substring(0, p.length - '/*'.length) : p);
    const markAsExtraApi = (f, extraName) => {
        const delegate = f.toString();
        const endIndex = delegate.indexOf(')') + 1;
        const openBracketIndex = delegate.indexOf('(');
        const parameters = delegate.substring(openBracketIndex + 1, endIndex - 1).split(/,\s*/);
        f.toFunctionAnnotation = () => ({
            name: extraName,
            parameters: cleanParameters(parameters)
        });
        return f;
    };
    const markAsSketchApi = (f, apiFunction) => {
        const delegate = apiFunction.toString();
        const endIndex = delegate.indexOf(')') + 1;
        const openBracketIndex = delegate.indexOf('(');
        const parameters = delegate.substring(openBracketIndex + 1, endIndex - 1).split(/,\s*/);
        f.toFunctionAnnotation = () => ({
            name: 'OVERRIDE',
            parameters: cleanParameters(parameters.slice(1))
        });
        return f;
    };

    const premadeTag = generate$6('alloy-premade');
    const premade$1 = comp => {
        Object.defineProperty(comp.element.dom, premadeTag, {
            value: comp.uid,
            writable: true
        });
        return wrap$1(premadeTag, comp);
    };
    const isPremade = element => has$2(element.dom, premadeTag);
    const getPremade = spec => get$g(spec, premadeTag);
    const makeApi = f => markAsSketchApi((component, ...rest) => f(component.getApis(), component, ...rest), f);

    const NoState = { init: () => nu$8({ readState: constant$1('No State required') }) };
    const nu$8 = spec => spec;

    const generateFrom$1 = (spec, all) => {
        const schema = map$2(all, a => optionObjOf(a.name(), [
            required$1('config'),
            defaulted('state', NoState)
        ]));
        const validated = asRaw('component.behaviours', objOf(schema), spec.behaviours).fold(errInfo => {
            throw new Error(formatError(errInfo) + '\nComplete spec:\n' + JSON.stringify(spec, null, 2));
        }, identity);
        return {
            list: all,
            data: map$1(validated, optBlobThunk => {
                const output = optBlobThunk.map(blob => ({
                    config: blob.config,
                    state: blob.state.init(blob.config)
                }));
                return constant$1(output);
            })
        };
    };
    const getBehaviours$3 = bData => bData.list;
    const getData$2 = bData => bData.data;

    const byInnerKey = (data, tuple) => {
        const r = {};
        each(data, (detail, key) => {
            each(detail, (value, indexKey) => {
                const chain = get$g(r, indexKey).getOr([]);
                r[indexKey] = chain.concat([tuple(key, value)]);
            });
        });
        return r;
    };

    const nu$7 = s => ({
        classes: isUndefined(s.classes) ? [] : s.classes,
        attributes: isUndefined(s.attributes) ? {} : s.attributes,
        styles: isUndefined(s.styles) ? {} : s.styles
    });
    const merge = (defnA, mod) => ({
        ...defnA,
        attributes: {
            ...defnA.attributes,
            ...mod.attributes
        },
        styles: {
            ...defnA.styles,
            ...mod.styles
        },
        classes: defnA.classes.concat(mod.classes)
    });

    const combine$2 = (info, baseMod, behaviours, base) => {
        const modsByBehaviour = {...baseMod };
        each$1(behaviours, behaviour => {
            modsByBehaviour[behaviour.name()] = behaviour.exhibit(info, base);
        });
        const byAspect = byInnerKey(modsByBehaviour, (name, modification) => ({
            name,
            modification
        }));
        const combineObjects = objects => foldr(objects, (b, a) => ({
            ...a.modification,
            ...b
        }), {});
        const combinedClasses = foldr(byAspect.classes, (b, a) => a.modification.concat(b), []);
        const combinedAttributes = combineObjects(byAspect.attributes);
        const combinedStyles = combineObjects(byAspect.styles);
        return nu$7({
            classes: combinedClasses,
            attributes: combinedAttributes,
            styles: combinedStyles
        });
    };

    const sortKeys = (label, keyName, array, order) => {
        try {
            const sorted = sort(array, (a, b) => {
                const aKey = a[keyName];
                const bKey = b[keyName];
                const aIndex = order.indexOf(aKey);
                const bIndex = order.indexOf(bKey);
                if (aIndex === -1) {
                    throw new Error('The ordering for ' + label + ' does not have an entry for ' + aKey + '.\nOrder specified: ' + JSON.stringify(order, null, 2));
                }
                if (bIndex === -1) {
                    throw new Error('The ordering for ' + label + ' does not have an entry for ' + bKey + '.\nOrder specified: ' + JSON.stringify(order, null, 2));
                }
                if (aIndex < bIndex) {
                    return -1;
                } else if (bIndex < aIndex) {
                    return 1;
                } else {
                    return 0;
                }
            });
            return Result.value(sorted);
        } catch (err) {
            return Result.error([err]);
        }
    };

    const uncurried = (handler, purpose) => ({
        handler,
        purpose
    });
    const curried = (handler, purpose) => ({
        cHandler: handler,
        purpose
    });
    const curryArgs = (descHandler, extraArgs) => curried(curry.apply(undefined, [descHandler.handler].concat(extraArgs)), descHandler.purpose);
    const getCurried = descHandler => descHandler.cHandler;

    const behaviourTuple = (name, handler) => ({
        name,
        handler
    });
    const nameToHandlers = (behaviours, info) => {
        const r = {};
        each$1(behaviours, behaviour => {
            r[behaviour.name()] = behaviour.handlers(info);
        });
        return r;
    };
    const groupByEvents = (info, behaviours, base) => {
        const behaviourEvents = {
            ...base,
            ...nameToHandlers(behaviours, info)
        };
        return byInnerKey(behaviourEvents, behaviourTuple);
    };
    const combine$1 = (info, eventOrder, behaviours, base) => {
        const byEventName = groupByEvents(info, behaviours, base);
        return combineGroups(byEventName, eventOrder);
    };
    const assemble = rawHandler => {
        const handler = read$2(rawHandler);
        return (component, simulatedEvent, ...rest) => {
            const args = [
                component,
                simulatedEvent
            ].concat(rest);
            if (handler.abort.apply(undefined, args)) {
                simulatedEvent.stop();
            } else if (handler.can.apply(undefined, args)) {
                handler.run.apply(undefined, args);
            }
        };
    };
    const missingOrderError = (eventName, tuples) => Result.error(['The event (' + eventName + ') has more than one behaviour that listens to it.\nWhen this occurs, you must ' + 'specify an event ordering for the behaviours in your spec (e.g. [ "listing", "toggling" ]).\nThe behaviours that ' + 'can trigger it are: ' + JSON.stringify(map$2(tuples, c => c.name), null, 2)]);
    const fuse = (tuples, eventOrder, eventName) => {
        const order = eventOrder[eventName];
        if (!order) {
            return missingOrderError(eventName, tuples);
        } else {
            return sortKeys('Event: ' + eventName, 'name', tuples, order).map(sortedTuples => {
                const handlers = map$2(sortedTuples, tuple => tuple.handler);
                return fuse$1(handlers);
            });
        }
    };
    const combineGroups = (byEventName, eventOrder) => {
        const r = mapToArray(byEventName, (tuples, eventName) => {
            const combined = tuples.length === 1 ? Result.value(tuples[0].handler) : fuse(tuples, eventOrder, eventName);
            return combined.map(handler => {
                const assembled = assemble(handler);
                const purpose = tuples.length > 1 ? filter$2(eventOrder[eventName], o => exists(tuples, t => t.name === o)).join(' > ') : tuples[0].name;
                return wrap$1(eventName, uncurried(assembled, purpose));
            });
        });
        return consolidate(r, {});
    };

    const baseBehaviour = 'alloy.base.behaviour';
    const schema$z = objOf([
        field$1('dom', 'dom', required$2(), objOf([
            required$1('tag'),
            defaulted('styles', {}),
            defaulted('classes', []),
            defaulted('attributes', {}),
            option$3('value'),
            option$3('innerHtml')
        ])),
        required$1('components'),
        required$1('uid'),
        defaulted('events', {}),
        defaulted('apis', {}),
        field$1('eventOrder', 'eventOrder', mergeWith({
            [execute$5()]: [
                'disabling',
                baseBehaviour,
                'toggling',
                'typeaheadevents'
            ],
            [focus$4()]: [
                baseBehaviour,
                'focusing',
                'keying'
            ],
            [systemInit()]: [
                baseBehaviour,
                'disabling',
                'toggling',
                'representing'
            ],
            [input()]: [
                baseBehaviour,
                'representing',
                'streaming',
                'invalidating'
            ],
            [detachedFromDom()]: [
                baseBehaviour,
                'representing',
                'item-events',
                'tooltipping'
            ],
            [mousedown()]: [
                'focusing',
                baseBehaviour,
                'item-type-events'
            ],
            [touchstart()]: [
                'focusing',
                baseBehaviour,
                'item-type-events'
            ],
            [mouseover()]: [
                'item-type-events',
                'tooltipping'
            ],
            [receive()]: [
                'receiving',
                'reflecting',
                'tooltipping'
            ]
        }), anyValue()),
        option$3('domModification')
    ]);
    const toInfo = spec => asRaw('custom.definition', schema$z, spec);
    const toDefinition = detail => ({
        ...detail.dom,
        uid: detail.uid,
        domChildren: map$2(detail.components, comp => comp.element)
    });
    const toModification = detail => detail.domModification.fold(() => nu$7({}), nu$7);
    const toEvents = info => info.events;

    const read = (element, attr) => {
        const value = get$f(element, attr);
        return value === undefined || value === '' ? [] : value.split(' ');
    };
    const add$4 = (element, attr, id) => {
        const old = read(element, attr);
        const nu = old.concat([id]);
        set$9(element, attr, nu.join(' '));
        return true;
    };
    const remove$4 = (element, attr, id) => {
        const nu = filter$2(read(element, attr), v => v !== id);
        if (nu.length > 0) {
            set$9(element, attr, nu.join(' '));
        } else {
            remove$7(element, attr);
        }
        return false;
    };

    const supports = element => element.dom.classList !== undefined;
    const get$8 = element => read(element, 'class');
    const add$3 = (element, clazz) => add$4(element, 'class', clazz);
    const remove$3 = (element, clazz) => remove$4(element, 'class', clazz);

    const add$2 = (element, clazz) => {
        if (supports(element)) {
            element.dom.classList.add(clazz);
        } else {
            add$3(element, clazz);
        }
    };
    const cleanClass = element => {
        const classList = supports(element) ? element.dom.classList : get$8(element);
        if (classList.length === 0) {
            remove$7(element, 'class');
        }
    };
    const remove$2 = (element, clazz) => {
        if (supports(element)) {
            const classList = element.dom.classList;
            classList.remove(clazz);
        } else {
            remove$3(element, clazz);
        }
        cleanClass(element);
    };
    const has = (element, clazz) => supports(element) && element.dom.classList.contains(clazz);

    const add$1 = (element, classes) => {
        each$1(classes, x => {
            add$2(element, x);
        });
    };
    const remove$1 = (element, classes) => {
        each$1(classes, x => {
            remove$2(element, x);
        });
    };
    const hasAll = (element, classes) => forall(classes, clazz => has(element, clazz));
    const getNative = element => {
        const classList = element.dom.classList;
        const r = new Array(classList.length);
        for (let i = 0; i < classList.length; i++) {
            const item = classList.item(i);
            if (item !== null) {
                r[i] = item;
            }
        }
        return r;
    };
    const get$7 = element => supports(element) ? getNative(element) : get$8(element);

    const get$6 = element => element.dom.value;
    const set$5 = (element, value) => {
        if (value === undefined) {
            throw new Error('Value.set was undefined');
        }
        element.dom.value = value;
    };

    const determineObsoleted = (parent, index, oldObsoleted) => {
        const newObsoleted = child$2(parent, index);
        return newObsoleted.map(newObs => {
            const elemChanged = oldObsoleted.exists(o => !eq(o, newObs));
            if (elemChanged) {
                const oldTag = oldObsoleted.map(name$3).getOr('span');
                const marker = SugarElement.fromTag(oldTag);
                before$1(newObs, marker);
                return marker;
            } else {
                return newObs;
            }
        });
    };
    const ensureInDom = (parent, child, obsoleted) => {
        obsoleted.fold(() => append$2(parent, child), obs => {
            if (!eq(obs, child)) {
                before$1(obs, child);
                remove$5(obs);
            }
        });
    };
    const patchChildrenWith = (parent, nu, f) => {
        const builtChildren = map$2(nu, f);
        const currentChildren = children(parent);
        each$1(currentChildren.slice(builtChildren.length), remove$5);
        return builtChildren;
    };
    const patchSpecChild = (parent, index, spec, build) => {
        const oldObsoleted = child$2(parent, index);
        const childComp = build(spec, oldObsoleted);
        const obsoleted = determineObsoleted(parent, index, oldObsoleted);
        ensureInDom(parent, childComp.element, obsoleted);
        return childComp;
    };
    const patchSpecChildren = (parent, specs, build) => patchChildrenWith(parent, specs, (spec, index) => patchSpecChild(parent, index, spec, build));
    const patchDomChildren = (parent, nodes) => patchChildrenWith(parent, nodes, (node, index) => {
        const optObsoleted = child$2(parent, index);
        ensureInDom(parent, node, optObsoleted);
        return node;
    });

    const diffKeyValueSet = (newObj, oldObj) => {
        const newKeys = keys(newObj);
        const oldKeys = keys(oldObj);
        const toRemove = difference(oldKeys, newKeys);
        const toSet = bifilter(newObj, (v, k) => {
            return !has$2(oldObj, k) || v !== oldObj[k];
        }).t;
        return {
            toRemove,
            toSet
        };
    };
    const reconcileToDom = (definition, obsoleted) => {
        const {
            class: clazz,
            style,
            ...existingAttributes
        } = clone$1(obsoleted);
        const {
            toSet: attrsToSet,
            toRemove: attrsToRemove
        } = diffKeyValueSet(definition.attributes, existingAttributes);
        const updateAttrs = () => {
            each$1(attrsToRemove, a => remove$7(obsoleted, a));
            setAll$1(obsoleted, attrsToSet);
        };
        const existingStyles = getAllRaw(obsoleted);
        const {
            toSet: stylesToSet,
            toRemove: stylesToRemove
        } = diffKeyValueSet(definition.styles, existingStyles);
        const updateStyles = () => {
            each$1(stylesToRemove, s => remove$6(obsoleted, s));
            setAll(obsoleted, stylesToSet);
        };
        const existingClasses = get$7(obsoleted);
        const classesToRemove = difference(existingClasses, definition.classes);
        const classesToAdd = difference(definition.classes, existingClasses);
        const updateClasses = () => {
            add$1(obsoleted, classesToAdd);
            remove$1(obsoleted, classesToRemove);
        };
        const updateHtml = html => {
            set$6(obsoleted, html);
        };
        const updateChildren = () => {
            const children = definition.domChildren;
            patchDomChildren(obsoleted, children);
        };
        const updateValue = () => {
            const valueElement = obsoleted;
            definition.value.filter(value => value !== get$6(valueElement)).each(value => set$5(valueElement, value));
        };
        updateAttrs();
        updateClasses();
        updateStyles();
        definition.innerHtml.fold(updateChildren, updateHtml);
        updateValue();
        return obsoleted;
    };

    const introduceToDom = definition => {
        const subject = SugarElement.fromTag(definition.tag);
        setAll$1(subject, definition.attributes);
        add$1(subject, definition.classes);
        setAll(subject, definition.styles);
        definition.innerHtml.each(html => set$6(subject, html));
        const children = definition.domChildren;
        append$1(subject, children);
        definition.value.each(value => {
            set$5(subject, value);
        });
        return subject;
    };
    const attemptPatch = (definition, obsoleted) => {
        try {
            const e = reconcileToDom(definition, obsoleted);
            return Optional.some(e);
        } catch (err) {
            return Optional.none();
        }
    };
    const hasMixedChildren = definition => definition.innerHtml.isSome() && definition.domChildren.length > 0;
    const renderToDom = (definition, optObsoleted) => {
        const canBePatched = candidate => name$3(candidate) === definition.tag && !hasMixedChildren(definition) && !isPremade(candidate);
        const elem = optObsoleted.filter(canBePatched).bind(obsoleted => attemptPatch(definition, obsoleted)).getOrThunk(() => introduceToDom(definition));
        writeOnly(elem, definition.uid);
        return elem;
    };

    const getBehaviours$2 = spec => {
        const behaviours = get$g(spec, 'behaviours').getOr({});
        return bind$3(keys(behaviours), name => {
            const behaviour = behaviours[name];
            return isNonNullable(behaviour) ? [behaviour.me] : [];
        });
    };
    const generateFrom = (spec, all) => generateFrom$1(spec, all);
    const generate$4 = spec => {
        const all = getBehaviours$2(spec);
        return generateFrom(spec, all);
    };

    const getDomDefinition = (info, bList, bData) => {
        const definition = toDefinition(info);
        const infoModification = toModification(info);
        const baseModification = { 'alloy.base.modification': infoModification };
        const modification = bList.length > 0 ? combine$2(bData, baseModification, bList, definition) : infoModification;
        return merge(definition, modification);
    };
    const getEvents = (info, bList, bData) => {
        const baseEvents = { 'alloy.base.behaviour': toEvents(info) };
        return combine$1(bData, info.eventOrder, bList, baseEvents).getOrDie();
    };
    const build$2 = (spec, obsoleted) => {
        const getMe = () => me;
        const systemApi = Cell(singleton$1);
        const info = getOrDie(toInfo(spec));
        const bBlob = generate$4(spec);
        const bList = getBehaviours$3(bBlob);
        const bData = getData$2(bBlob);
        const modDefinition = getDomDefinition(info, bList, bData);
        const item = renderToDom(modDefinition, obsoleted);
        const events = getEvents(info, bList, bData);
        const subcomponents = Cell(info.components);
        const connect = newApi => {
            systemApi.set(newApi);
        };
        const disconnect = () => {
            systemApi.set(NoContextApi(getMe));
        };
        const syncComponents = () => {
            const children$1 = children(item);
            const subs = bind$3(children$1, child => systemApi.get().getByDom(child).fold(() => [], pure$2));
            subcomponents.set(subs);
        };
        const config = behaviour => {
            const b = bData;
            const f = isFunction(b[behaviour.name()]) ? b[behaviour.name()] : () => {
                throw new Error('Could not find ' + behaviour.name() + ' in ' + JSON.stringify(spec, null, 2));
            };
            return f();
        };
        const hasConfigured = behaviour => isFunction(bData[behaviour.name()]);
        const getApis = () => info.apis;
        const readState = behaviourName => bData[behaviourName]().map(b => b.state.readState()).getOr('not enabled');
        const me = {
            uid: spec.uid,
            getSystem: systemApi.get,
            config,
            hasConfigured,
            spec,
            readState,
            getApis,
            connect,
            disconnect,
            element: item,
            syncComponents,
            components: subcomponents.get,
            events
        };
        return me;
    };

    const buildSubcomponents = (spec, obsoleted) => {
        const components = get$g(spec, 'components').getOr([]);
        return obsoleted.fold(() => map$2(components, build$1), obs => map$2(components, (c, i) => {
            return buildOrPatch(c, child$2(obs, i));
        }));
    };
    const buildFromSpec = (userSpec, obsoleted) => {
        const {
            events: specEvents,
            ...spec
        } = make$8(userSpec);
        const components = buildSubcomponents(spec, obsoleted);
        const completeSpec = {
            ...spec,
            events: {
                ...DefaultEvents,
                ...specEvents
            },
            components
        };
        return Result.value(build$2(completeSpec, obsoleted));
    };
    const text$1 = textContent => {
        const element = SugarElement.fromText(textContent);
        return external$1({ element });
    };
    const external$1 = spec => {
        const extSpec = asRawOrDie$1('external.component', objOfOnly([
            required$1('element'),
            option$3('uid')
        ]), spec);
        const systemApi = Cell(NoContextApi());
        const connect = newApi => {
            systemApi.set(newApi);
        };
        const disconnect = () => {
            systemApi.set(NoContextApi(() => me));
        };
        const uid = extSpec.uid.getOrThunk(() => generate$5('external'));
        writeOnly(extSpec.element, uid);
        const me = {
            uid,
            getSystem: systemApi.get,
            config: Optional.none,
            hasConfigured: never,
            connect,
            disconnect,
            getApis: () => ({}),
            element: extSpec.element,
            spec,
            readState: constant$1('No state'),
            syncComponents: noop,
            components: constant$1([]),
            events: {}
        };
        return premade$1(me);
    };
    const uids = generate$5;
    const isSketchSpec$1 = spec => has$2(spec, 'uid');
    const buildOrPatch = (spec, obsoleted) => getPremade(spec).getOrThunk(() => {
        const userSpecWithUid = isSketchSpec$1(spec) ? spec : {
            uid: uids(''),
            ...spec
        };
        return buildFromSpec(userSpecWithUid, obsoleted).getOrDie();
    });
    const build$1 = spec => buildOrPatch(spec, Optional.none());
    const premade = premade$1;

    var ClosestOrAncestor = (is, ancestor, scope, a, isRoot) => {
        if (is(scope, a)) {
            return Optional.some(scope);
        } else if (isFunction(isRoot) && isRoot(scope)) {
            return Optional.none();
        } else {
            return ancestor(scope, a, isRoot);
        }
    };

    const ancestor$1 = (scope, predicate, isRoot) => {
        let element = scope.dom;
        const stop = isFunction(isRoot) ? isRoot : never;
        while (element.parentNode) {
            element = element.parentNode;
            const el = SugarElement.fromDom(element);
            if (predicate(el)) {
                return Optional.some(el);
            } else if (stop(el)) {
                break;
            }
        }
        return Optional.none();
    };
    const closest$3 = (scope, predicate, isRoot) => {
        const is = (s, test) => test(s);
        return ClosestOrAncestor(is, ancestor$1, scope, predicate, isRoot);
    };
    const child$1 = (scope, predicate) => {
        const pred = node => predicate(SugarElement.fromDom(node));
        const result = find$5(scope.dom.childNodes, pred);
        return result.map(SugarElement.fromDom);
    };
    const descendant$1 = (scope, predicate) => {
        const descend = node => {
            for (let i = 0; i < node.childNodes.length; i++) {
                const child = SugarElement.fromDom(node.childNodes[i]);
                if (predicate(child)) {
                    return Optional.some(child);
                }
                const res = descend(node.childNodes[i]);
                if (res.isSome()) {
                    return res;
                }
            }
            return Optional.none();
        };
        return descend(scope.dom);
    };

    const closest$2 = (scope, predicate, isRoot) => closest$3(scope, predicate, isRoot).isSome();

    const ancestor = (scope, selector, isRoot) => ancestor$1(scope, e => is(e, selector), isRoot);
    const child = (scope, selector) => child$1(scope, e => is(e, selector));
    const descendant = (scope, selector) => one(selector, scope);
    const closest$1 = (scope, selector, isRoot) => {
        const is$1 = (element, selector) => is(element, selector);
        return ClosestOrAncestor(is$1, ancestor, scope, selector, isRoot);
    };

    const attribute = 'aria-controls';
    const find$1 = queryElem => {
        const dependent = closest$3(queryElem, elem => {
            if (!isElement$1(elem)) {
                return false;
            }
            const id = get$f(elem, 'id');
            return id !== undefined && id.indexOf(attribute) > -1;
        });
        return dependent.bind(dep => {
            const id = get$f(dep, 'id');
            const dos = getRootNode(dep);
            return descendant(dos, `[${ attribute }="${ id }"]`);
        });
    };
    const manager = () => {
        const ariaId = generate$6(attribute);
        const link = elem => {
            set$9(elem, attribute, ariaId);
        };
        const unlink = elem => {
            remove$7(elem, attribute);
        };
        return {
            id: ariaId,
            link,
            unlink
        };
    };

    const isAriaPartOf = (component, queryElem) => find$1(queryElem).exists(owner => isPartOf$1(component, owner));
    const isPartOf$1 = (component, queryElem) => closest$2(queryElem, el => eq(el, component.element), never) || isAriaPartOf(component, queryElem);

    const unknown = 'unknown';
    var EventConfiguration;
    (function(EventConfiguration) {
        EventConfiguration[EventConfiguration['STOP'] = 0] = 'STOP';
        EventConfiguration[EventConfiguration['NORMAL'] = 1] = 'NORMAL';
        EventConfiguration[EventConfiguration['LOGGING'] = 2] = 'LOGGING';
    }(EventConfiguration || (EventConfiguration = {})));
    const eventConfig = Cell({});
    const makeEventLogger = (eventName, initialTarget) => {
        const sequence = [];
        const startTime = new Date().getTime();
        return {
            logEventCut: (_name, target, purpose) => {
                sequence.push({
                    outcome: 'cut',
                    target,
                    purpose
                });
            },
            logEventStopped: (_name, target, purpose) => {
                sequence.push({
                    outcome: 'stopped',
                    target,
                    purpose
                });
            },
            logNoParent: (_name, target, purpose) => {
                sequence.push({
                    outcome: 'no-parent',
                    target,
                    purpose
                });
            },
            logEventNoHandlers: (_name, target) => {
                sequence.push({
                    outcome: 'no-handlers-left',
                    target
                });
            },
            logEventResponse: (_name, target, purpose) => {
                sequence.push({
                    outcome: 'response',
                    purpose,
                    target
                });
            },
            write: () => {
                const finishTime = new Date().getTime();
                if (contains$2([
                        'mousemove',
                        'mouseover',
                        'mouseout',
                        systemInit()
                    ], eventName)) {
                    return;
                }
                console.log(eventName, {
                    event: eventName,
                    time: finishTime - startTime,
                    target: initialTarget.dom,
                    sequence: map$2(sequence, s => {
                        if (!contains$2([
                                'cut',
                                'stopped',
                                'response'
                            ], s.outcome)) {
                            return s.outcome;
                        } else {
                            return '{' + s.purpose + '} ' + s.outcome + ' at (' + element(s.target) + ')';
                        }
                    })
                });
            }
        };
    };
    const processEvent = (eventName, initialTarget, f) => {
        const status = get$g(eventConfig.get(), eventName).orThunk(() => {
            const patterns = keys(eventConfig.get());
            return findMap(patterns, p => eventName.indexOf(p) > -1 ? Optional.some(eventConfig.get()[p]) : Optional.none());
        }).getOr(EventConfiguration.NORMAL);
        switch (status) {
            case EventConfiguration.NORMAL:
                return f(noLogger());
            case EventConfiguration.LOGGING:
                {
                    const logger = makeEventLogger(eventName, initialTarget);
                    const output = f(logger);
                    logger.write();
                    return output;
                }
            case EventConfiguration.STOP:
                return true;
        }
    };
    const path = [
        'alloy/data/Fields',
        'alloy/debugging/Debugging'
    ];
    const getTrace = () => {
        const err = new Error();
        if (err.stack !== undefined) {
            const lines = err.stack.split('\n');
            return find$5(lines, line => line.indexOf('alloy') > 0 && !exists(path, p => line.indexOf(p) > -1)).getOr(unknown);
        } else {
            return unknown;
        }
    };
    const ignoreEvent = {
        logEventCut: noop,
        logEventStopped: noop,
        logNoParent: noop,
        logEventNoHandlers: noop,
        logEventResponse: noop,
        write: noop
    };
    const monitorEvent = (eventName, initialTarget, f) => processEvent(eventName, initialTarget, f);
    const noLogger = constant$1(ignoreEvent);

    const menuFields = constant$1([
        required$1('menu'),
        required$1('selectedMenu')
    ]);
    const itemFields = constant$1([
        required$1('item'),
        required$1('selectedItem')
    ]);
    constant$1(objOf(itemFields().concat(menuFields())));
    const itemSchema$3 = constant$1(objOf(itemFields()));

    const _initSize = requiredObjOf('initSize', [
        required$1('numColumns'),
        required$1('numRows')
    ]);
    const itemMarkers = () => requiredOf('markers', itemSchema$3());
    const tieredMenuMarkers = () => requiredObjOf('markers', [required$1('backgroundMenu')].concat(menuFields()).concat(itemFields()));
    const markers$1 = required => requiredObjOf('markers', map$2(required, required$1));
    const onPresenceHandler = (label, fieldName, presence) => {
        getTrace();
        return field$1(fieldName, fieldName, presence, valueOf(f => Result.value((...args) => {
            return f.apply(undefined, args);
        })));
    };
    const onHandler = fieldName => onPresenceHandler('onHandler', fieldName, defaulted$1(noop));
    const onKeyboardHandler = fieldName => onPresenceHandler('onKeyboardHandler', fieldName, defaulted$1(Optional.none));
    const onStrictHandler = fieldName => onPresenceHandler('onHandler', fieldName, required$2());
    const onStrictKeyboardHandler = fieldName => onPresenceHandler('onKeyboardHandler', fieldName, required$2());
    const output$1 = (name, value) => customField(name, constant$1(value));
    const snapshot = name => customField(name, identity);
    const initSize = constant$1(_initSize);

    const nu$6 = (x, y, bubble, direction, placement, boundsRestriction, labelPrefix, alwaysFit = false) => ({
        x,
        y,
        bubble,
        direction,
        placement,
        restriction: boundsRestriction,
        label: `${ labelPrefix }-${ placement }`,
        alwaysFit
    });

    const adt$a = Adt.generate([
        { southeast: [] },
        { southwest: [] },
        { northeast: [] },
        { northwest: [] },
        { south: [] },
        { north: [] },
        { east: [] },
        { west: [] }
    ]);
    const cata$2 = (subject, southeast, southwest, northeast, northwest, south, north, east, west) => subject.fold(southeast, southwest, northeast, northwest, south, north, east, west);
    const cataVertical = (subject, south, middle, north) => subject.fold(south, south, north, north, south, north, middle, middle);
    const cataHorizontal = (subject, east, middle, west) => subject.fold(east, west, east, west, middle, middle, east, west);
    const southeast$3 = adt$a.southeast;
    const southwest$3 = adt$a.southwest;
    const northeast$3 = adt$a.northeast;
    const northwest$3 = adt$a.northwest;
    const south$3 = adt$a.south;
    const north$3 = adt$a.north;
    const east$3 = adt$a.east;
    const west$3 = adt$a.west;

    const cycleBy = (value, delta, min, max) => {
        const r = value + delta;
        if (r > max) {
            return min;
        } else if (r < min) {
            return max;
        } else {
            return r;
        }
    };
    const clamp = (value, min, max) => Math.min(Math.max(value, min), max);

    const getRestriction = (anchor, restriction) => {
        switch (restriction) {
            case 1:
                return anchor.x;
            case 0:
                return anchor.x + anchor.width;
            case 2:
                return anchor.y;
            case 3:
                return anchor.y + anchor.height;
        }
    };
    const boundsRestriction = (anchor, restrictions) => mapToObject([
        'left',
        'right',
        'top',
        'bottom'
    ], dir => get$g(restrictions, dir).map(restriction => getRestriction(anchor, restriction)));
    const adjustBounds = (bounds$1, restriction, bubbleOffset) => {
        const applyRestriction = (dir, current) => restriction[dir].map(pos => {
            const isVerticalAxis = dir === 'top' || dir === 'bottom';
            const offset = isVerticalAxis ? bubbleOffset.top : bubbleOffset.left;
            const comparator = dir === 'left' || dir === 'top' ? Math.max : Math.min;
            const newPos = comparator(pos, current) + offset;
            return isVerticalAxis ? clamp(newPos, bounds$1.y, bounds$1.bottom) : clamp(newPos, bounds$1.x, bounds$1.right);
        }).getOr(current);
        const adjustedLeft = applyRestriction('left', bounds$1.x);
        const adjustedTop = applyRestriction('top', bounds$1.y);
        const adjustedRight = applyRestriction('right', bounds$1.right);
        const adjustedBottom = applyRestriction('bottom', bounds$1.bottom);
        return bounds(adjustedLeft, adjustedTop, adjustedRight - adjustedLeft, adjustedBottom - adjustedTop);
    };

    const labelPrefix$2 = 'layout';
    const eastX$1 = anchor => anchor.x;
    const middleX$1 = (anchor, element) => anchor.x + anchor.width / 2 - element.width / 2;
    const westX$1 = (anchor, element) => anchor.x + anchor.width - element.width;
    const northY$2 = (anchor, element) => anchor.y - element.height;
    const southY$2 = anchor => anchor.y + anchor.height;
    const centreY$1 = (anchor, element) => anchor.y + anchor.height / 2 - element.height / 2;
    const eastEdgeX$1 = anchor => anchor.x + anchor.width;
    const westEdgeX$1 = (anchor, element) => anchor.x - element.width;
    const southeast$2 = (anchor, element, bubbles) => nu$6(eastX$1(anchor), southY$2(anchor), bubbles.southeast(), southeast$3(), 'southeast', boundsRestriction(anchor, {
        left: 1,
        top: 3
    }), labelPrefix$2);
    const southwest$2 = (anchor, element, bubbles) => nu$6(westX$1(anchor, element), southY$2(anchor), bubbles.southwest(), southwest$3(), 'southwest', boundsRestriction(anchor, {
        right: 0,
        top: 3
    }), labelPrefix$2);
    const northeast$2 = (anchor, element, bubbles) => nu$6(eastX$1(anchor), northY$2(anchor, element), bubbles.northeast(), northeast$3(), 'northeast', boundsRestriction(anchor, {
        left: 1,
        bottom: 2
    }), labelPrefix$2);
    const northwest$2 = (anchor, element, bubbles) => nu$6(westX$1(anchor, element), northY$2(anchor, element), bubbles.northwest(), northwest$3(), 'northwest', boundsRestriction(anchor, {
        right: 0,
        bottom: 2
    }), labelPrefix$2);
    const north$2 = (anchor, element, bubbles) => nu$6(middleX$1(anchor, element), northY$2(anchor, element), bubbles.north(), north$3(), 'north', boundsRestriction(anchor, { bottom: 2 }), labelPrefix$2);
    const south$2 = (anchor, element, bubbles) => nu$6(middleX$1(anchor, element), southY$2(anchor), bubbles.south(), south$3(), 'south', boundsRestriction(anchor, { top: 3 }), labelPrefix$2);
    const east$2 = (anchor, element, bubbles) => nu$6(eastEdgeX$1(anchor), centreY$1(anchor, element), bubbles.east(), east$3(), 'east', boundsRestriction(anchor, { left: 0 }), labelPrefix$2);
    const west$2 = (anchor, element, bubbles) => nu$6(westEdgeX$1(anchor, element), centreY$1(anchor, element), bubbles.west(), west$3(), 'west', boundsRestriction(anchor, { right: 1 }), labelPrefix$2);
    const all$1 = () => [
        southeast$2,
        southwest$2,
        northeast$2,
        northwest$2,
        south$2,
        north$2,
        east$2,
        west$2
    ];
    const allRtl$1 = () => [
        southwest$2,
        southeast$2,
        northwest$2,
        northeast$2,
        south$2,
        north$2,
        east$2,
        west$2
    ];
    const aboveOrBelow = () => [
        northeast$2,
        northwest$2,
        southeast$2,
        southwest$2,
        north$2,
        south$2
    ];
    const aboveOrBelowRtl = () => [
        northwest$2,
        northeast$2,
        southwest$2,
        southeast$2,
        north$2,
        south$2
    ];
    const belowOrAbove = () => [
        southeast$2,
        southwest$2,
        northeast$2,
        northwest$2,
        south$2,
        north$2
    ];
    const belowOrAboveRtl = () => [
        southwest$2,
        southeast$2,
        northwest$2,
        northeast$2,
        south$2,
        north$2
    ];

    const chooseChannels = (channels, message) => message.universal ? channels : filter$2(channels, ch => contains$2(message.channels, ch));
    const events$h = receiveConfig => derive$2([run$1(receive(), (component, message) => {
        const channelMap = receiveConfig.channels;
        const channels = keys(channelMap);
        const receivingData = message;
        const targetChannels = chooseChannels(channels, receivingData);
        each$1(targetChannels, ch => {
            const channelInfo = channelMap[ch];
            const channelSchema = channelInfo.schema;
            const data = asRawOrDie$1('channel[' + ch + '] data\nReceiver: ' + element(component.element), channelSchema, receivingData.data);
            channelInfo.onReceive(component, data);
        });
    })]);

    var ActiveReceiving = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$h
    });

    var ReceivingSchema = [requiredOf('channels', setOf(Result.value, objOfOnly([
        onStrictHandler('onReceive'),
        defaulted('schema', anyValue())
    ])))];

    const executeEvent = (bConfig, bState, executor) => runOnExecute$1(component => {
        executor(component, bConfig, bState);
    });
    const loadEvent = (bConfig, bState, f) => runOnInit((component, _simulatedEvent) => {
        f(component, bConfig, bState);
    });
    const create$4 = (schema, name, active, apis, extra, state) => {
        const configSchema = objOfOnly(schema);
        const schemaSchema = optionObjOf(name, [optionObjOfOnly('config', schema)]);
        return doCreate(configSchema, schemaSchema, name, active, apis, extra, state);
    };
    const createModes$1 = (modes, name, active, apis, extra, state) => {
        const configSchema = modes;
        const schemaSchema = optionObjOf(name, [optionOf('config', modes)]);
        return doCreate(configSchema, schemaSchema, name, active, apis, extra, state);
    };
    const wrapApi = (bName, apiFunction, apiName) => {
        const f = (component, ...rest) => {
            const args = [component].concat(rest);
            return component.config({ name: constant$1(bName) }).fold(() => {
                throw new Error('We could not find any behaviour configuration for: ' + bName + '. Using API: ' + apiName);
            }, info => {
                const rest = Array.prototype.slice.call(args, 1);
                return apiFunction.apply(undefined, [
                    component,
                    info.config,
                    info.state
                ].concat(rest));
            });
        };
        return markAsBehaviourApi(f, apiName, apiFunction);
    };
    const revokeBehaviour = name => ({
        key: name,
        value: undefined
    });
    const doCreate = (configSchema, schemaSchema, name, active, apis, extra, state) => {
        const getConfig = info => hasNonNullableKey(info, name) ? info[name]() : Optional.none();
        const wrappedApis = map$1(apis, (apiF, apiName) => wrapApi(name, apiF, apiName));
        const wrappedExtra = map$1(extra, (extraF, extraName) => markAsExtraApi(extraF, extraName));
        const me = {
            ...wrappedExtra,
            ...wrappedApis,
            revoke: curry(revokeBehaviour, name),
            config: spec => {
                const prepared = asRawOrDie$1(name + '-config', configSchema, spec);
                return {
                    key: name,
                    value: {
                        config: prepared,
                        me,
                        configAsRaw: cached(() => asRawOrDie$1(name + '-config', configSchema, spec)),
                        initialConfig: spec,
                        state
                    }
                };
            },
            schema: constant$1(schemaSchema),
            exhibit: (info, base) => {
                return lift2(getConfig(info), get$g(active, 'exhibit'), (behaviourInfo, exhibitor) => {
                    return exhibitor(base, behaviourInfo.config, behaviourInfo.state);
                }).getOrThunk(() => nu$7({}));
            },
            name: constant$1(name),
            handlers: info => {
                return getConfig(info).map(behaviourInfo => {
                    const getEvents = get$g(active, 'events').getOr(() => ({}));
                    return getEvents(behaviourInfo.config, behaviourInfo.state);
                }).getOr({});
            }
        };
        return me;
    };

    const derive$1 = capabilities => wrapAll(capabilities);
    const simpleSchema = objOfOnly([
        required$1('fields'),
        required$1('name'),
        defaulted('active', {}),
        defaulted('apis', {}),
        defaulted('state', NoState),
        defaulted('extra', {})
    ]);
    const create$3 = data => {
        const value = asRawOrDie$1('Creating behaviour: ' + data.name, simpleSchema, data);
        return create$4(value.fields, value.name, value.active, value.apis, value.extra, value.state);
    };
    const modeSchema = objOfOnly([
        required$1('branchKey'),
        required$1('branches'),
        required$1('name'),
        defaulted('active', {}),
        defaulted('apis', {}),
        defaulted('state', NoState),
        defaulted('extra', {})
    ]);
    const createModes = data => {
        const value = asRawOrDie$1('Creating behaviour: ' + data.name, modeSchema, data);
        return createModes$1(choose$1(value.branchKey, value.branches), value.name, value.active, value.apis, value.extra, value.state);
    };
    const revoke = constant$1(undefined);

    const Receiving = create$3({
        fields: ReceivingSchema,
        name: 'receiving',
        active: ActiveReceiving
    });

    const exhibit$6 = (base, posConfig) => nu$7({
        classes: [],
        styles: posConfig.useFixed() ? {} : { position: 'relative' }
    });

    var ActivePosition = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        exhibit: exhibit$6
    });

    const focus$3 = element => element.dom.focus();
    const blur$1 = element => element.dom.blur();
    const hasFocus = element => {
        const root = getRootNode(element).dom;
        return element.dom === root.activeElement;
    };
    const active$1 = (root = getDocument()) => Optional.from(root.dom.activeElement).map(SugarElement.fromDom);
    const search = element => active$1(getRootNode(element)).filter(e => element.dom.contains(e.dom));

    const preserve$1 = (f, container) => {
        const dos = getRootNode(container);
        const refocus = active$1(dos).bind(focused => {
            const hasFocus = elem => eq(focused, elem);
            return hasFocus(container) ? Optional.some(container) : descendant$1(container, hasFocus);
        });
        const result = f(container);
        refocus.each(oldFocus => {
            active$1(dos).filter(newFocus => eq(newFocus, oldFocus)).fold(() => {
                focus$3(oldFocus);
            }, noop);
        });
        return result;
    };

    const NuPositionCss = (position, left, top, right, bottom) => {
        const toPx = num => num + 'px';
        return {
            position,
            left: left.map(toPx),
            top: top.map(toPx),
            right: right.map(toPx),
            bottom: bottom.map(toPx)
        };
    };
    const toOptions = position => ({
        ...position,
        position: Optional.some(position.position)
    });
    const applyPositionCss = (element, position) => {
        setOptions(element, toOptions(position));
    };

    const adt$9 = Adt.generate([
        { none: [] },
        {
            relative: [
                'x',
                'y',
                'width',
                'height'
            ]
        },
        {
            fixed: [
                'x',
                'y',
                'width',
                'height'
            ]
        }
    ]);
    const positionWithDirection = (posName, decision, x, y, width, height) => {
        const decisionRect = decision.rect;
        const decisionX = decisionRect.x - x;
        const decisionY = decisionRect.y - y;
        const decisionWidth = decisionRect.width;
        const decisionHeight = decisionRect.height;
        const decisionRight = width - (decisionX + decisionWidth);
        const decisionBottom = height - (decisionY + decisionHeight);
        const left = Optional.some(decisionX);
        const top = Optional.some(decisionY);
        const right = Optional.some(decisionRight);
        const bottom = Optional.some(decisionBottom);
        const none = Optional.none();
        return cata$2(decision.direction, () => NuPositionCss(posName, left, top, none, none), () => NuPositionCss(posName, none, top, right, none), () => NuPositionCss(posName, left, none, none, bottom), () => NuPositionCss(posName, none, none, right, bottom), () => NuPositionCss(posName, left, top, none, none), () => NuPositionCss(posName, left, none, none, bottom), () => NuPositionCss(posName, left, top, none, none), () => NuPositionCss(posName, none, top, right, none));
    };
    const reposition = (origin, decision) => origin.fold(() => {
        const decisionRect = decision.rect;
        return NuPositionCss('absolute', Optional.some(decisionRect.x), Optional.some(decisionRect.y), Optional.none(), Optional.none());
    }, (x, y, width, height) => {
        return positionWithDirection('absolute', decision, x, y, width, height);
    }, (x, y, width, height) => {
        return positionWithDirection('fixed', decision, x, y, width, height);
    });
    const toBox = (origin, element) => {
        const rel = curry(find$2, element);
        const position = origin.fold(rel, rel, () => {
            const scroll = get$b();
            return find$2(element).translate(-scroll.left, -scroll.top);
        });
        const width = getOuter$1(element);
        const height = getOuter$2(element);
        return bounds(position.left, position.top, width, height);
    };
    const viewport = (origin, getBounds) => getBounds.fold(() => origin.fold(win, win, bounds), b => origin.fold(b, b, () => {
        const bounds$1 = b();
        const pos = translate$2(origin, bounds$1.x, bounds$1.y);
        return bounds(pos.left, pos.top, bounds$1.width, bounds$1.height);
    }));
    const translate$2 = (origin, x, y) => {
        const pos = SugarPosition(x, y);
        const removeScroll = () => {
            const outerScroll = get$b();
            return pos.translate(-outerScroll.left, -outerScroll.top);
        };
        return origin.fold(constant$1(pos), constant$1(pos), removeScroll);
    };
    const cata$1 = (subject, onNone, onRelative, onFixed) => subject.fold(onNone, onRelative, onFixed);
    adt$9.none;
    const relative$1 = adt$9.relative;
    const fixed$1 = adt$9.fixed;

    const anchor = (anchorBox, origin) => ({
        anchorBox,
        origin
    });
    const box = (anchorBox, origin) => anchor(anchorBox, origin);

    const placementAttribute = 'data-alloy-placement';
    const setPlacement$1 = (element, placement) => {
        set$9(element, placementAttribute, placement);
    };
    const getPlacement = element => getOpt(element, placementAttribute);
    const reset$2 = element => remove$7(element, placementAttribute);

    const adt$8 = Adt.generate([
        { fit: ['reposition'] },
        {
            nofit: [
                'reposition',
                'visibleW',
                'visibleH',
                'isVisible'
            ]
        }
    ]);
    const determinePosition = (box, bounds) => {
        const {
            x: boundsX,
            y: boundsY,
            right: boundsRight,
            bottom: boundsBottom
        } = bounds;
        const { x, y, right, bottom, width, height } = box;
        const xInBounds = x >= boundsX && x <= boundsRight;
        const yInBounds = y >= boundsY && y <= boundsBottom;
        const originInBounds = xInBounds && yInBounds;
        const rightInBounds = right <= boundsRight && right >= boundsX;
        const bottomInBounds = bottom <= boundsBottom && bottom >= boundsY;
        const sizeInBounds = rightInBounds && bottomInBounds;
        const visibleW = Math.min(width, x >= boundsX ? boundsRight - x : right - boundsX);
        const visibleH = Math.min(height, y >= boundsY ? boundsBottom - y : bottom - boundsY);
        return {
            originInBounds,
            sizeInBounds,
            visibleW,
            visibleH
        };
    };
    const calcReposition = (box, bounds$1) => {
        const {
            x: boundsX,
            y: boundsY,
            right: boundsRight,
            bottom: boundsBottom
        } = bounds$1;
        const { x, y, width, height } = box;
        const maxX = Math.max(boundsX, boundsRight - width);
        const maxY = Math.max(boundsY, boundsBottom - height);
        const restrictedX = clamp(x, boundsX, maxX);
        const restrictedY = clamp(y, boundsY, maxY);
        const restrictedWidth = Math.min(restrictedX + width, boundsRight) - restrictedX;
        const restrictedHeight = Math.min(restrictedY + height, boundsBottom) - restrictedY;
        return bounds(restrictedX, restrictedY, restrictedWidth, restrictedHeight);
    };
    const calcMaxSizes = (direction, box, bounds) => {
        const upAvailable = constant$1(box.bottom - bounds.y);
        const downAvailable = constant$1(bounds.bottom - box.y);
        const maxHeight = cataVertical(direction, downAvailable, downAvailable, upAvailable);
        const westAvailable = constant$1(box.right - bounds.x);
        const eastAvailable = constant$1(bounds.right - box.x);
        const maxWidth = cataHorizontal(direction, eastAvailable, eastAvailable, westAvailable);
        return {
            maxWidth,
            maxHeight
        };
    };
    const attempt = (candidate, width, height, bounds$1) => {
        const bubble = candidate.bubble;
        const bubbleOffset = bubble.offset;
        const adjustedBounds = adjustBounds(bounds$1, candidate.restriction, bubbleOffset);
        const newX = candidate.x + bubbleOffset.left;
        const newY = candidate.y + bubbleOffset.top;
        const box = bounds(newX, newY, width, height);
        const { originInBounds, sizeInBounds, visibleW, visibleH } = determinePosition(box, adjustedBounds);
        const fits = originInBounds && sizeInBounds;
        const fittedBox = fits ? box : calcReposition(box, adjustedBounds);
        const isPartlyVisible = fittedBox.width > 0 && fittedBox.height > 0;
        const { maxWidth, maxHeight } = calcMaxSizes(candidate.direction, fittedBox, bounds$1);
        const reposition = {
            rect: fittedBox,
            maxHeight,
            maxWidth,
            direction: candidate.direction,
            placement: candidate.placement,
            classes: {
                on: bubble.classesOn,
                off: bubble.classesOff
            },
            layout: candidate.label,
            testY: newY
        };
        return fits || candidate.alwaysFit ? adt$8.fit(reposition) : adt$8.nofit(reposition, visibleW, visibleH, isPartlyVisible);
    };
    const attempts = (element, candidates, anchorBox, elementBox, bubbles, bounds) => {
        const panelWidth = elementBox.width;
        const panelHeight = elementBox.height;
        const attemptBestFit = (layout, reposition, visibleW, visibleH, isVisible) => {
            const next = layout(anchorBox, elementBox, bubbles, element, bounds);
            const attemptLayout = attempt(next, panelWidth, panelHeight, bounds);
            return attemptLayout.fold(constant$1(attemptLayout), (newReposition, newVisibleW, newVisibleH, newIsVisible) => {
                const improved = isVisible === newIsVisible ? newVisibleH > visibleH || newVisibleW > visibleW : !isVisible && newIsVisible;
                return improved ? attemptLayout : adt$8.nofit(reposition, visibleW, visibleH, isVisible);
            });
        };
        const abc = foldl(candidates, (b, a) => {
            const bestNext = curry(attemptBestFit, a);
            return b.fold(constant$1(b), bestNext);
        }, adt$8.nofit({
            rect: anchorBox,
            maxHeight: elementBox.height,
            maxWidth: elementBox.width,
            direction: southeast$3(),
            placement: 'southeast',
            classes: {
                on: [],
                off: []
            },
            layout: 'none',
            testY: anchorBox.y
        }, -1, -1, false));
        return abc.fold(identity, identity);
    };

    const singleton = doRevoke => {
        const subject = Cell(Optional.none());
        const revoke = () => subject.get().each(doRevoke);
        const clear = () => {
            revoke();
            subject.set(Optional.none());
        };
        const isSet = () => subject.get().isSome();
        const get = () => subject.get();
        const set = s => {
            revoke();
            subject.set(Optional.some(s));
        };
        return {
            clear,
            isSet,
            get,
            set
        };
    };
    const destroyable = () => singleton(s => s.destroy());
    const unbindable = () => singleton(s => s.unbind());
    const value$2 = () => {
        const subject = singleton(noop);
        const on = f => subject.get().each(f);
        return {
            ...subject,
            on
        };
    };

    const filter = always;
    const bind = (element, event, handler) => bind$2(element, event, filter, handler);
    const capture = (element, event, handler) => capture$1(element, event, filter, handler);
    const fromRawEvent = fromRawEvent$1;

    const properties = [
        'top',
        'bottom',
        'right',
        'left'
    ];
    const timerAttr = 'data-alloy-transition-timer';
    const isTransitioning$1 = (element, transition) => hasAll(element, transition.classes);
    const shouldApplyTransitionCss = (transition, decision, lastPlacement) => {
        return lastPlacement.exists(placer => {
            const mode = transition.mode;
            return mode === 'all' ? true : placer[mode] !== decision[mode];
        });
    };
    const hasChanges = (position, intermediate) => {
        const round = value => parseFloat(value).toFixed(3);
        return find$4(intermediate, (value, key) => {
            const newValue = position[key].map(round);
            const val = value.map(round);
            return !equals(newValue, val);
        }).isSome();
    };
    const getTransitionDuration = element => {
        const get = name => {
            const style = get$e(element, name);
            const times = style.split(/\s*,\s*/);
            return filter$2(times, isNotEmpty);
        };
        const parse = value => {
            if (isString(value) && /^[\d.]+/.test(value)) {
                const num = parseFloat(value);
                return endsWith(value, 'ms') ? num : num * 1000;
            } else {
                return 0;
            }
        };
        const delay = get('transition-delay');
        const duration = get('transition-duration');
        return foldl(duration, (acc, dur, i) => {
            const time = parse(delay[i]) + parse(dur);
            return Math.max(acc, time);
        }, 0);
    };
    const setupTransitionListeners = (element, transition) => {
        const transitionEnd = unbindable();
        const transitionCancel = unbindable();
        let timer;
        const isSourceTransition = e => {
            var _a;
            const pseudoElement = (_a = e.raw.pseudoElement) !== null && _a !== void 0 ? _a : '';
            return eq(e.target, element) && isEmpty(pseudoElement) && contains$2(properties, e.raw.propertyName);
        };
        const transitionDone = e => {
            if (isNullable(e) || isSourceTransition(e)) {
                transitionEnd.clear();
                transitionCancel.clear();
                const type = e === null || e === void 0 ? void 0 : e.raw.type;
                if (isNullable(type) || type === transitionend()) {
                    clearTimeout(timer);
                    remove$7(element, timerAttr);
                    remove$1(element, transition.classes);
                }
            }
        };
        const transitionStart = bind(element, transitionstart(), e => {
            if (isSourceTransition(e)) {
                transitionStart.unbind();
                transitionEnd.set(bind(element, transitionend(), transitionDone));
                transitionCancel.set(bind(element, transitioncancel(), transitionDone));
            }
        });
        const duration = getTransitionDuration(element);
        requestAnimationFrame(() => {
            timer = setTimeout(transitionDone, duration + 17);
            set$9(element, timerAttr, timer);
        });
    };
    const startTransitioning = (element, transition) => {
        add$1(element, transition.classes);
        getOpt(element, timerAttr).each(timerId => {
            clearTimeout(parseInt(timerId, 10));
            remove$7(element, timerAttr);
        });
        setupTransitionListeners(element, transition);
    };
    const applyTransitionCss = (element, origin, position, transition, decision, lastPlacement) => {
        const shouldTransition = shouldApplyTransitionCss(transition, decision, lastPlacement);
        if (shouldTransition || isTransitioning$1(element, transition)) {
            set$8(element, 'position', position.position);
            const rect = toBox(origin, element);
            const intermediatePosition = reposition(origin, {
                ...decision,
                rect
            });
            const intermediateCssOptions = mapToObject(properties, prop => intermediatePosition[prop]);
            if (hasChanges(position, intermediateCssOptions)) {
                setOptions(element, intermediateCssOptions);
                if (shouldTransition) {
                    startTransitioning(element, transition);
                }
                reflow(element);
            }
        } else {
            remove$1(element, transition.classes);
        }
    };

    const elementSize = p => ({
        width: getOuter$1(p),
        height: getOuter$2(p)
    });
    const layout = (anchorBox, element, bubbles, options) => {
        remove$6(element, 'max-height');
        remove$6(element, 'max-width');
        const elementBox = elementSize(element);
        return attempts(element, options.preference, anchorBox, elementBox, bubbles, options.bounds);
    };
    const setClasses = (element, decision) => {
        const classInfo = decision.classes;
        remove$1(element, classInfo.off);
        add$1(element, classInfo.on);
    };
    const setHeight = (element, decision, options) => {
        const maxHeightFunction = options.maxHeightFunction;
        maxHeightFunction(element, decision.maxHeight);
    };
    const setWidth = (element, decision, options) => {
        const maxWidthFunction = options.maxWidthFunction;
        maxWidthFunction(element, decision.maxWidth);
    };
    const position$2 = (element, decision, options) => {
        const positionCss = reposition(options.origin, decision);
        options.transition.each(transition => {
            applyTransitionCss(element, options.origin, positionCss, transition, decision, options.lastPlacement);
        });
        applyPositionCss(element, positionCss);
    };
    const setPlacement = (element, decision) => {
        setPlacement$1(element, decision.placement);
    };

    const setMaxHeight = (element, maxHeight) => {
        setMax$1(element, Math.floor(maxHeight));
    };
    const anchored = constant$1((element, available) => {
        setMaxHeight(element, available);
        setAll(element, {
            'overflow-x': 'hidden',
            'overflow-y': 'auto'
        });
    });
    const expandable$1 = constant$1((element, available) => {
        setMaxHeight(element, available);
    });

    const defaultOr = (options, key, dephault) => options[key] === undefined ? dephault : options[key];
    const simple = (anchor, element, bubble, layouts, lastPlacement, getBounds, overrideOptions, transition) => {
        const maxHeightFunction = defaultOr(overrideOptions, 'maxHeightFunction', anchored());
        const maxWidthFunction = defaultOr(overrideOptions, 'maxWidthFunction', noop);
        const anchorBox = anchor.anchorBox;
        const origin = anchor.origin;
        const options = {
            bounds: viewport(origin, getBounds),
            origin,
            preference: layouts,
            maxHeightFunction,
            maxWidthFunction,
            lastPlacement,
            transition
        };
        return go(anchorBox, element, bubble, options);
    };
    const go = (anchorBox, element, bubble, options) => {
        const decision = layout(anchorBox, element, bubble, options);
        position$2(element, decision, options);
        setPlacement(element, decision);
        setClasses(element, decision);
        setHeight(element, decision, options);
        setWidth(element, decision, options);
        return {
            layout: decision.layout,
            placement: decision.placement
        };
    };

    const allAlignments = [
        'valignCentre',
        'alignLeft',
        'alignRight',
        'alignCentre',
        'top',
        'bottom',
        'left',
        'right',
        'inset'
    ];
    const nu$5 = (xOffset, yOffset, classes, insetModifier = 1) => {
        const insetXOffset = xOffset * insetModifier;
        const insetYOffset = yOffset * insetModifier;
        const getClasses = prop => get$g(classes, prop).getOr([]);
        const make = (xDelta, yDelta, alignmentsOn) => {
            const alignmentsOff = difference(allAlignments, alignmentsOn);
            return {
                offset: SugarPosition(xDelta, yDelta),
                classesOn: bind$3(alignmentsOn, getClasses),
                classesOff: bind$3(alignmentsOff, getClasses)
            };
        };
        return {
            southeast: () => make(-xOffset, yOffset, [
                'top',
                'alignLeft'
            ]),
            southwest: () => make(xOffset, yOffset, [
                'top',
                'alignRight'
            ]),
            south: () => make(-xOffset / 2, yOffset, [
                'top',
                'alignCentre'
            ]),
            northeast: () => make(-xOffset, -yOffset, [
                'bottom',
                'alignLeft'
            ]),
            northwest: () => make(xOffset, -yOffset, [
                'bottom',
                'alignRight'
            ]),
            north: () => make(-xOffset / 2, -yOffset, [
                'bottom',
                'alignCentre'
            ]),
            east: () => make(xOffset, -yOffset / 2, [
                'valignCentre',
                'left'
            ]),
            west: () => make(-xOffset, -yOffset / 2, [
                'valignCentre',
                'right'
            ]),
            insetNortheast: () => make(insetXOffset, insetYOffset, [
                'top',
                'alignLeft',
                'inset'
            ]),
            insetNorthwest: () => make(-insetXOffset, insetYOffset, [
                'top',
                'alignRight',
                'inset'
            ]),
            insetNorth: () => make(-insetXOffset / 2, insetYOffset, [
                'top',
                'alignCentre',
                'inset'
            ]),
            insetSoutheast: () => make(insetXOffset, -insetYOffset, [
                'bottom',
                'alignLeft',
                'inset'
            ]),
            insetSouthwest: () => make(-insetXOffset, -insetYOffset, [
                'bottom',
                'alignRight',
                'inset'
            ]),
            insetSouth: () => make(-insetXOffset / 2, -insetYOffset, [
                'bottom',
                'alignCentre',
                'inset'
            ]),
            insetEast: () => make(-insetXOffset, -insetYOffset / 2, [
                'valignCentre',
                'right',
                'inset'
            ]),
            insetWest: () => make(insetXOffset, -insetYOffset / 2, [
                'valignCentre',
                'left',
                'inset'
            ])
        };
    };
    const fallback = () => nu$5(0, 0, {});

    const nu$4 = identity;

    const onDirection = (isLtr, isRtl) => element => getDirection(element) === 'rtl' ? isRtl : isLtr;
    const getDirection = element => get$e(element, 'direction') === 'rtl' ? 'rtl' : 'ltr';

    var AttributeValue;
    (function(AttributeValue) {
        AttributeValue['TopToBottom'] = 'toptobottom';
        AttributeValue['BottomToTop'] = 'bottomtotop';
    }(AttributeValue || (AttributeValue = {})));
    const Attribute = 'data-alloy-vertical-dir';
    const isBottomToTopDir = el => closest$2(el, current => isElement$1(current) && get$f(current, 'data-alloy-vertical-dir') === AttributeValue.BottomToTop);

    const schema$y = () => optionObjOf('layouts', [
        required$1('onLtr'),
        required$1('onRtl'),
        option$3('onBottomLtr'),
        option$3('onBottomRtl')
    ]);
    const get$5 = (elem, info, defaultLtr, defaultRtl, defaultBottomLtr, defaultBottomRtl, dirElement) => {
        const isBottomToTop = dirElement.map(isBottomToTopDir).getOr(false);
        const customLtr = info.layouts.map(ls => ls.onLtr(elem));
        const customRtl = info.layouts.map(ls => ls.onRtl(elem));
        const ltr = isBottomToTop ? info.layouts.bind(ls => ls.onBottomLtr.map(f => f(elem))).or(customLtr).getOr(defaultBottomLtr) : customLtr.getOr(defaultLtr);
        const rtl = isBottomToTop ? info.layouts.bind(ls => ls.onBottomRtl.map(f => f(elem))).or(customRtl).getOr(defaultBottomRtl) : customRtl.getOr(defaultRtl);
        const f = onDirection(ltr, rtl);
        return f(elem);
    };

    const placement$4 = (component, anchorInfo, origin) => {
        const hotspot = anchorInfo.hotspot;
        const anchorBox = toBox(origin, hotspot.element);
        const layouts = get$5(component.element, anchorInfo, belowOrAbove(), belowOrAboveRtl(), aboveOrBelow(), aboveOrBelowRtl(), Optional.some(anchorInfo.hotspot.element));
        return Optional.some(nu$4({
            anchorBox,
            bubble: anchorInfo.bubble.getOr(fallback()),
            overrides: anchorInfo.overrides,
            layouts,
            placer: Optional.none()
        }));
    };
    var HotspotAnchor = [
        required$1('hotspot'),
        option$3('bubble'),
        defaulted('overrides', {}),
        schema$y(),
        output$1('placement', placement$4)
    ];

    const placement$3 = (component, anchorInfo, origin) => {
        const pos = translate$2(origin, anchorInfo.x, anchorInfo.y);
        const anchorBox = bounds(pos.left, pos.top, anchorInfo.width, anchorInfo.height);
        const layouts = get$5(component.element, anchorInfo, all$1(), allRtl$1(), all$1(), allRtl$1(), Optional.none());
        return Optional.some(nu$4({
            anchorBox,
            bubble: anchorInfo.bubble,
            overrides: anchorInfo.overrides,
            layouts,
            placer: Optional.none()
        }));
    };
    var MakeshiftAnchor = [
        required$1('x'),
        required$1('y'),
        defaulted('height', 0),
        defaulted('width', 0),
        defaulted('bubble', fallback()),
        defaulted('overrides', {}),
        schema$y(),
        output$1('placement', placement$3)
    ];

    const adt$7 = Adt.generate([
        { screen: ['point'] },
        {
            absolute: [
                'point',
                'scrollLeft',
                'scrollTop'
            ]
        }
    ]);
    const toFixed = pos => pos.fold(identity, (point, scrollLeft, scrollTop) => point.translate(-scrollLeft, -scrollTop));
    const toAbsolute = pos => pos.fold(identity, identity);
    const sum = points => foldl(points, (b, a) => b.translate(a.left, a.top), SugarPosition(0, 0));
    const sumAsFixed = positions => {
        const points = map$2(positions, toFixed);
        return sum(points);
    };
    const sumAsAbsolute = positions => {
        const points = map$2(positions, toAbsolute);
        return sum(points);
    };
    const screen = adt$7.screen;
    const absolute$1 = adt$7.absolute;

    const getOffset = (component, origin, anchorInfo) => {
        const win = defaultView(anchorInfo.root).dom;
        const hasSameOwner = frame => {
            const frameOwner = owner$4(frame);
            const compOwner = owner$4(component.element);
            return eq(frameOwner, compOwner);
        };
        return Optional.from(win.frameElement).map(SugarElement.fromDom).filter(hasSameOwner).map(absolute$3);
    };
    const getRootPoint = (component, origin, anchorInfo) => {
        const doc = owner$4(component.element);
        const outerScroll = get$b(doc);
        const offset = getOffset(component, origin, anchorInfo).getOr(outerScroll);
        return absolute$1(offset, outerScroll.left, outerScroll.top);
    };

    const getBox = (left, top, width, height) => {
        const point = screen(SugarPosition(left, top));
        return Optional.some(pointed(point, width, height));
    };
    const calcNewAnchor = (optBox, rootPoint, anchorInfo, origin, elem) => optBox.map(box => {
        const points = [
            rootPoint,
            box.point
        ];
        const topLeft = cata$1(origin, () => sumAsAbsolute(points), () => sumAsAbsolute(points), () => sumAsFixed(points));
        const anchorBox = rect(topLeft.left, topLeft.top, box.width, box.height);
        const layoutsLtr = anchorInfo.showAbove ? aboveOrBelow() : belowOrAbove();
        const layoutsRtl = anchorInfo.showAbove ? aboveOrBelowRtl() : belowOrAboveRtl();
        const layouts = get$5(elem, anchorInfo, layoutsLtr, layoutsRtl, layoutsLtr, layoutsRtl, Optional.none());
        return nu$4({
            anchorBox,
            bubble: anchorInfo.bubble.getOr(fallback()),
            overrides: anchorInfo.overrides,
            layouts,
            placer: Optional.none()
        });
    });

    const placement$2 = (component, anchorInfo, origin) => {
        const rootPoint = getRootPoint(component, origin, anchorInfo);
        return anchorInfo.node.filter(inBody).bind(target => {
            const rect = target.dom.getBoundingClientRect();
            const nodeBox = getBox(rect.left, rect.top, rect.width, rect.height);
            const elem = anchorInfo.node.getOr(component.element);
            return calcNewAnchor(nodeBox, rootPoint, anchorInfo, origin, elem);
        });
    };
    var NodeAnchor = [
        required$1('node'),
        required$1('root'),
        option$3('bubble'),
        schema$y(),
        defaulted('overrides', {}),
        defaulted('showAbove', false),
        output$1('placement', placement$2)
    ];

    const zeroWidth = '\uFEFF';
    const nbsp = '\xA0';

    const create$2 = (start, soffset, finish, foffset) => ({
        start,
        soffset,
        finish,
        foffset
    });
    const SimRange = { create: create$2 };

    const adt$6 = Adt.generate([
        { before: ['element'] },
        {
            on: [
                'element',
                'offset'
            ]
        },
        { after: ['element'] }
    ]);
    const cata = (subject, onBefore, onOn, onAfter) => subject.fold(onBefore, onOn, onAfter);
    const getStart$1 = situ => situ.fold(identity, identity, identity);
    const before = adt$6.before;
    const on$1 = adt$6.on;
    const after$1 = adt$6.after;
    const Situ = {
        before,
        on: on$1,
        after: after$1,
        cata,
        getStart: getStart$1
    };

    const adt$5 = Adt.generate([
        { domRange: ['rng'] },
        {
            relative: [
                'startSitu',
                'finishSitu'
            ]
        },
        {
            exact: [
                'start',
                'soffset',
                'finish',
                'foffset'
            ]
        }
    ]);
    const exactFromRange = simRange => adt$5.exact(simRange.start, simRange.soffset, simRange.finish, simRange.foffset);
    const getStart = selection => selection.match({
        domRange: rng => SugarElement.fromDom(rng.startContainer),
        relative: (startSitu, _finishSitu) => Situ.getStart(startSitu),
        exact: (start, _soffset, _finish, _foffset) => start
    });
    const domRange = adt$5.domRange;
    const relative = adt$5.relative;
    const exact = adt$5.exact;
    const getWin = selection => {
        const start = getStart(selection);
        return defaultView(start);
    };
    const range$1 = SimRange.create;
    const SimSelection = {
        domRange,
        relative,
        exact,
        exactFromRange,
        getWin,
        range: range$1
    };

    const setStart = (rng, situ) => {
        situ.fold(e => {
            rng.setStartBefore(e.dom);
        }, (e, o) => {
            rng.setStart(e.dom, o);
        }, e => {
            rng.setStartAfter(e.dom);
        });
    };
    const setFinish = (rng, situ) => {
        situ.fold(e => {
            rng.setEndBefore(e.dom);
        }, (e, o) => {
            rng.setEnd(e.dom, o);
        }, e => {
            rng.setEndAfter(e.dom);
        });
    };
    const relativeToNative = (win, startSitu, finishSitu) => {
        const range = win.document.createRange();
        setStart(range, startSitu);
        setFinish(range, finishSitu);
        return range;
    };
    const exactToNative = (win, start, soffset, finish, foffset) => {
        const rng = win.document.createRange();
        rng.setStart(start.dom, soffset);
        rng.setEnd(finish.dom, foffset);
        return rng;
    };
    const toRect = rect => ({
        left: rect.left,
        top: rect.top,
        right: rect.right,
        bottom: rect.bottom,
        width: rect.width,
        height: rect.height
    });
    const getFirstRect$1 = rng => {
        const rects = rng.getClientRects();
        const rect = rects.length > 0 ? rects[0] : rng.getBoundingClientRect();
        return rect.width > 0 || rect.height > 0 ? Optional.some(rect).map(toRect) : Optional.none();
    };
    const getBounds$2 = rng => {
        const rect = rng.getBoundingClientRect();
        return rect.width > 0 || rect.height > 0 ? Optional.some(rect).map(toRect) : Optional.none();
    };

    const adt$4 = Adt.generate([{
            ltr: [
                'start',
                'soffset',
                'finish',
                'foffset'
            ]
        },
        {
            rtl: [
                'start',
                'soffset',
                'finish',
                'foffset'
            ]
        }
    ]);
    const fromRange = (win, type, range) => type(SugarElement.fromDom(range.startContainer), range.startOffset, SugarElement.fromDom(range.endContainer), range.endOffset);
    const getRanges = (win, selection) => selection.match({
        domRange: rng => {
            return {
                ltr: constant$1(rng),
                rtl: Optional.none
            };
        },
        relative: (startSitu, finishSitu) => {
            return {
                ltr: cached(() => relativeToNative(win, startSitu, finishSitu)),
                rtl: cached(() => Optional.some(relativeToNative(win, finishSitu, startSitu)))
            };
        },
        exact: (start, soffset, finish, foffset) => {
            return {
                ltr: cached(() => exactToNative(win, start, soffset, finish, foffset)),
                rtl: cached(() => Optional.some(exactToNative(win, finish, foffset, start, soffset)))
            };
        }
    });
    const doDiagnose = (win, ranges) => {
        const rng = ranges.ltr();
        if (rng.collapsed) {
            const reversed = ranges.rtl().filter(rev => rev.collapsed === false);
            return reversed.map(rev => adt$4.rtl(SugarElement.fromDom(rev.endContainer), rev.endOffset, SugarElement.fromDom(rev.startContainer), rev.startOffset)).getOrThunk(() => fromRange(win, adt$4.ltr, rng));
        } else {
            return fromRange(win, adt$4.ltr, rng);
        }
    };
    const diagnose = (win, selection) => {
        const ranges = getRanges(win, selection);
        return doDiagnose(win, ranges);
    };
    const asLtrRange = (win, selection) => {
        const diagnosis = diagnose(win, selection);
        return diagnosis.match({
            ltr: (start, soffset, finish, foffset) => {
                const rng = win.document.createRange();
                rng.setStart(start.dom, soffset);
                rng.setEnd(finish.dom, foffset);
                return rng;
            },
            rtl: (start, soffset, finish, foffset) => {
                const rng = win.document.createRange();
                rng.setStart(finish.dom, foffset);
                rng.setEnd(start.dom, soffset);
                return rng;
            }
        });
    };
    adt$4.ltr;
    adt$4.rtl;

    const descendants = (scope, selector) => all$3(selector, scope);

    const makeRange = (start, soffset, finish, foffset) => {
        const doc = owner$4(start);
        const rng = doc.dom.createRange();
        rng.setStart(start.dom, soffset);
        rng.setEnd(finish.dom, foffset);
        return rng;
    };
    const after = (start, soffset, finish, foffset) => {
        const r = makeRange(start, soffset, finish, foffset);
        const same = eq(start, finish) && soffset === foffset;
        return r.collapsed && !same;
    };

    const getNativeSelection = win => Optional.from(win.getSelection());
    const readRange = selection => {
        if (selection.rangeCount > 0) {
            const firstRng = selection.getRangeAt(0);
            const lastRng = selection.getRangeAt(selection.rangeCount - 1);
            return Optional.some(SimRange.create(SugarElement.fromDom(firstRng.startContainer), firstRng.startOffset, SugarElement.fromDom(lastRng.endContainer), lastRng.endOffset));
        } else {
            return Optional.none();
        }
    };
    const doGetExact = selection => {
        if (selection.anchorNode === null || selection.focusNode === null) {
            return readRange(selection);
        } else {
            const anchor = SugarElement.fromDom(selection.anchorNode);
            const focus = SugarElement.fromDom(selection.focusNode);
            return after(anchor, selection.anchorOffset, focus, selection.focusOffset) ? Optional.some(SimRange.create(anchor, selection.anchorOffset, focus, selection.focusOffset)) : readRange(selection);
        }
    };
    const getExact = win => getNativeSelection(win).filter(sel => sel.rangeCount > 0).bind(doGetExact);
    const getFirstRect = (win, selection) => {
        const rng = asLtrRange(win, selection);
        return getFirstRect$1(rng);
    };
    const getBounds$1 = (win, selection) => {
        const rng = asLtrRange(win, selection);
        return getBounds$2(rng);
    };

    const NodeValue = (is, name) => {
        const get = element => {
            if (!is(element)) {
                throw new Error('Can only get ' + name + ' value of a ' + name + ' node');
            }
            return getOption(element).getOr('');
        };
        const getOption = element => is(element) ? Optional.from(element.dom.nodeValue) : Optional.none();
        const set = (element, value) => {
            if (!is(element)) {
                throw new Error('Can only set raw ' + name + ' value of a ' + name + ' node');
            }
            element.dom.nodeValue = value;
        };
        return {
            get,
            getOption,
            set
        };
    };

    const api = NodeValue(isText, 'text');
    const get$4 = element => api.get(element);

    const point = (element, offset) => ({
        element,
        offset
    });
    const descendOnce$1 = (element, offset) => {
        const children$1 = children(element);
        if (children$1.length === 0) {
            return point(element, offset);
        } else if (offset < children$1.length) {
            return point(children$1[offset], 0);
        } else {
            const last = children$1[children$1.length - 1];
            const len = isText(last) ? get$4(last).length : children(last).length;
            return point(last, len);
        }
    };

    const descendOnce = (element, offset) => isText(element) ? point(element, offset) : descendOnce$1(element, offset);
    const getAnchorSelection = (win, anchorInfo) => {
        const getSelection = anchorInfo.getSelection.getOrThunk(() => () => getExact(win));
        return getSelection().map(sel => {
            const modStart = descendOnce(sel.start, sel.soffset);
            const modFinish = descendOnce(sel.finish, sel.foffset);
            return SimSelection.range(modStart.element, modStart.offset, modFinish.element, modFinish.offset);
        });
    };
    const placement$1 = (component, anchorInfo, origin) => {
        const win = defaultView(anchorInfo.root).dom;
        const rootPoint = getRootPoint(component, origin, anchorInfo);
        const selectionBox = getAnchorSelection(win, anchorInfo).bind(sel => {
            const optRect = getBounds$1(win, SimSelection.exactFromRange(sel)).orThunk(() => {
                const x = SugarElement.fromText(zeroWidth);
                before$1(sel.start, x);
                const rect = getFirstRect(win, SimSelection.exact(x, 0, x, 1));
                remove$5(x);
                return rect;
            });
            return optRect.bind(rawRect => getBox(rawRect.left, rawRect.top, rawRect.width, rawRect.height));
        });
        const targetElement = getAnchorSelection(win, anchorInfo).bind(sel => isElement$1(sel.start) ? Optional.some(sel.start) : parentElement(sel.start));
        const elem = targetElement.getOr(component.element);
        return calcNewAnchor(selectionBox, rootPoint, anchorInfo, origin, elem);
    };
    var SelectionAnchor = [
        option$3('getSelection'),
        required$1('root'),
        option$3('bubble'),
        schema$y(),
        defaulted('overrides', {}),
        defaulted('showAbove', false),
        output$1('placement', placement$1)
    ];

    const labelPrefix$1 = 'link-layout';
    const eastX = anchor => anchor.x + anchor.width;
    const westX = (anchor, element) => anchor.x - element.width;
    const northY$1 = (anchor, element) => anchor.y - element.height + anchor.height;
    const southY$1 = anchor => anchor.y;
    const southeast$1 = (anchor, element, bubbles) => nu$6(eastX(anchor), southY$1(anchor), bubbles.southeast(), southeast$3(), 'southeast', boundsRestriction(anchor, {
        left: 0,
        top: 2
    }), labelPrefix$1);
    const southwest$1 = (anchor, element, bubbles) => nu$6(westX(anchor, element), southY$1(anchor), bubbles.southwest(), southwest$3(), 'southwest', boundsRestriction(anchor, {
        right: 1,
        top: 2
    }), labelPrefix$1);
    const northeast$1 = (anchor, element, bubbles) => nu$6(eastX(anchor), northY$1(anchor, element), bubbles.northeast(), northeast$3(), 'northeast', boundsRestriction(anchor, {
        left: 0,
        bottom: 3
    }), labelPrefix$1);
    const northwest$1 = (anchor, element, bubbles) => nu$6(westX(anchor, element), northY$1(anchor, element), bubbles.northwest(), northwest$3(), 'northwest', boundsRestriction(anchor, {
        right: 1,
        bottom: 3
    }), labelPrefix$1);
    const all = () => [
        southeast$1,
        southwest$1,
        northeast$1,
        northwest$1
    ];
    const allRtl = () => [
        southwest$1,
        southeast$1,
        northwest$1,
        northeast$1
    ];

    const placement = (component, submenuInfo, origin) => {
        const anchorBox = toBox(origin, submenuInfo.item.element);
        const layouts = get$5(component.element, submenuInfo, all(), allRtl(), all(), allRtl(), Optional.none());
        return Optional.some(nu$4({
            anchorBox,
            bubble: fallback(),
            overrides: submenuInfo.overrides,
            layouts,
            placer: Optional.none()
        }));
    };
    var SubmenuAnchor = [
        required$1('item'),
        schema$y(),
        defaulted('overrides', {}),
        output$1('placement', placement)
    ];

    var AnchorSchema = choose$1('type', {
        selection: SelectionAnchor,
        node: NodeAnchor,
        hotspot: HotspotAnchor,
        submenu: SubmenuAnchor,
        makeshift: MakeshiftAnchor
    });

    const TransitionSchema = [
        requiredArrayOf('classes', string),
        defaultedStringEnum('mode', 'all', [
            'all',
            'layout',
            'placement'
        ])
    ];
    const PositionSchema = [
        defaulted('useFixed', never),
        option$3('getBounds')
    ];
    const PlacementSchema = [
        requiredOf('anchor', AnchorSchema),
        optionObjOf('transition', TransitionSchema)
    ];

    const getFixedOrigin = () => {
        const html = document.documentElement;
        return fixed$1(0, 0, html.clientWidth, html.clientHeight);
    };
    const getRelativeOrigin = component => {
        const position = absolute$3(component.element);
        const bounds = component.element.dom.getBoundingClientRect();
        return relative$1(position.left, position.top, bounds.width, bounds.height);
    };
    const place = (component, origin, anchoring, getBounds, placee, lastPlace, transition) => {
        const anchor = box(anchoring.anchorBox, origin);
        return simple(anchor, placee.element, anchoring.bubble, anchoring.layouts, lastPlace, getBounds, anchoring.overrides, transition);
    };
    const position$1 = (component, posConfig, posState, placee, placementSpec) => {
        positionWithin(component, posConfig, posState, placee, placementSpec, Optional.none());
    };
    const positionWithin = (component, posConfig, posState, placee, placementSpec, boxElement) => {
        const boundsBox = boxElement.map(box$1);
        return positionWithinBounds(component, posConfig, posState, placee, placementSpec, boundsBox);
    };
    const positionWithinBounds = (component, posConfig, posState, placee, placementSpec, bounds) => {
        const placeeDetail = asRawOrDie$1('placement.info', objOf(PlacementSchema), placementSpec);
        const anchorage = placeeDetail.anchor;
        const element = placee.element;
        const placeeState = posState.get(placee.uid);
        preserve$1(() => {
            set$8(element, 'position', 'fixed');
            const oldVisibility = getRaw(element, 'visibility');
            set$8(element, 'visibility', 'hidden');
            const origin = posConfig.useFixed() ? getFixedOrigin() : getRelativeOrigin(component);
            const placer = anchorage.placement;
            const getBounds = bounds.map(constant$1).or(posConfig.getBounds);
            placer(component, anchorage, origin).each(anchoring => {
                const doPlace = anchoring.placer.getOr(place);
                const newState = doPlace(component, origin, anchoring, getBounds, placee, placeeState, placeeDetail.transition);
                posState.set(placee.uid, newState);
            });
            oldVisibility.fold(() => {
                remove$6(element, 'visibility');
            }, vis => {
                set$8(element, 'visibility', vis);
            });
            if (getRaw(element, 'left').isNone() && getRaw(element, 'top').isNone() && getRaw(element, 'right').isNone() && getRaw(element, 'bottom').isNone() && is$1(getRaw(element, 'position'), 'fixed')) {
                remove$6(element, 'position');
            }
        }, element);
    };
    const getMode = (component, pConfig, _pState) => pConfig.useFixed() ? 'fixed' : 'absolute';
    const reset$1 = (component, pConfig, posState, placee) => {
        const element = placee.element;
        each$1([
            'position',
            'left',
            'right',
            'top',
            'bottom'
        ], prop => remove$6(element, prop));
        reset$2(element);
        posState.clear(placee.uid);
    };

    var PositionApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        position: position$1,
        positionWithin: positionWithin,
        positionWithinBounds: positionWithinBounds,
        getMode: getMode,
        reset: reset$1
    });

    const init$g = () => {
        let state = {};
        const set = (id, data) => {
            state[id] = data;
        };
        const get = id => get$g(state, id);
        const clear = id => {
            if (isNonNullable(id)) {
                delete state[id];
            } else {
                state = {};
            }
        };
        return nu$8({
            readState: () => state,
            clear,
            set,
            get
        });
    };

    var PositioningState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init$g
    });

    const Positioning = create$3({
        fields: PositionSchema,
        name: 'positioning',
        active: ActivePosition,
        apis: PositionApis,
        state: PositioningState
    });

    const isConnected = comp => comp.getSystem().isConnected();
    const fireDetaching = component => {
        emit(component, detachedFromDom());
        const children = component.components();
        each$1(children, fireDetaching);
    };
    const fireAttaching = component => {
        const children = component.components();
        each$1(children, fireAttaching);
        emit(component, attachedToDom());
    };
    const virtualAttach = (parent, child) => {
        parent.getSystem().addToWorld(child);
        if (inBody(parent.element)) {
            fireAttaching(child);
        }
    };
    const virtualDetach = comp => {
        fireDetaching(comp);
        comp.getSystem().removeFromWorld(comp);
    };
    const attach$1 = (parent, child) => {
        append$2(parent.element, child.element);
    };
    const detachChildren$1 = component => {
        each$1(component.components(), childComp => remove$5(childComp.element));
        empty(component.element);
        component.syncComponents();
    };
    const replaceChildren = (component, newSpecs, buildNewChildren) => {
        const subs = component.components();
        detachChildren$1(component);
        const newChildren = buildNewChildren(newSpecs);
        const deleted = difference(subs, newChildren);
        each$1(deleted, comp => {
            fireDetaching(comp);
            component.getSystem().removeFromWorld(comp);
        });
        each$1(newChildren, childComp => {
            if (!isConnected(childComp)) {
                component.getSystem().addToWorld(childComp);
                attach$1(component, childComp);
                if (inBody(component.element)) {
                    fireAttaching(childComp);
                }
            } else {
                attach$1(component, childComp);
            }
        });
        component.syncComponents();
    };
    const virtualReplaceChildren = (component, newSpecs, buildNewChildren) => {
        const subs = component.components();
        const existingComps = bind$3(newSpecs, spec => getPremade(spec).toArray());
        each$1(subs, childComp => {
            if (!contains$2(existingComps, childComp)) {
                virtualDetach(childComp);
            }
        });
        const newChildren = buildNewChildren(newSpecs);
        const deleted = difference(subs, newChildren);
        each$1(deleted, deletedComp => {
            if (isConnected(deletedComp)) {
                virtualDetach(deletedComp);
            }
        });
        each$1(newChildren, childComp => {
            if (!isConnected(childComp)) {
                virtualAttach(component, childComp);
            }
        });
        component.syncComponents();
    };

    const attach = (parent, child) => {
        attachWith(parent, child, append$2);
    };
    const attachWith = (parent, child, insertion) => {
        parent.getSystem().addToWorld(child);
        insertion(parent.element, child.element);
        if (inBody(parent.element)) {
            fireAttaching(child);
        }
        parent.syncComponents();
    };
    const doDetach = component => {
        fireDetaching(component);
        remove$5(component.element);
        component.getSystem().removeFromWorld(component);
    };
    const detach = component => {
        const parent$1 = parent(component.element).bind(p => component.getSystem().getByDom(p).toOptional());
        doDetach(component);
        parent$1.each(p => {
            p.syncComponents();
        });
    };
    const detachChildren = component => {
        const subs = component.components();
        each$1(subs, doDetach);
        empty(component.element);
        component.syncComponents();
    };
    const attachSystem = (element, guiSystem) => {
        attachSystemWith(element, guiSystem, append$2);
    };
    const attachSystemAfter = (element, guiSystem) => {
        attachSystemWith(element, guiSystem, after$2);
    };
    const attachSystemWith = (element, guiSystem, inserter) => {
        inserter(element, guiSystem.element);
        const children$1 = children(guiSystem.element);
        each$1(children$1, child => {
            guiSystem.getByDom(child).each(fireAttaching);
        });
    };
    const detachSystem = guiSystem => {
        const children$1 = children(guiSystem.element);
        each$1(children$1, child => {
            guiSystem.getByDom(child).each(fireDetaching);
        });
        remove$5(guiSystem.element);
    };

    const rebuild = (sandbox, sConfig, sState, data) => {
        sState.get().each(_data => {
            detachChildren(sandbox);
        });
        const point = sConfig.getAttachPoint(sandbox);
        attach(point, sandbox);
        const built = sandbox.getSystem().build(data);
        attach(sandbox, built);
        sState.set(built);
        return built;
    };
    const open$1 = (sandbox, sConfig, sState, data) => {
        const newState = rebuild(sandbox, sConfig, sState, data);
        sConfig.onOpen(sandbox, newState);
        return newState;
    };
    const setContent = (sandbox, sConfig, sState, data) => sState.get().map(() => rebuild(sandbox, sConfig, sState, data));
    const openWhileCloaked = (sandbox, sConfig, sState, data, transaction) => {
        cloak(sandbox, sConfig);
        open$1(sandbox, sConfig, sState, data);
        transaction();
        decloak(sandbox, sConfig);
    };
    const close$1 = (sandbox, sConfig, sState) => {
        sState.get().each(data => {
            detachChildren(sandbox);
            detach(sandbox);
            sConfig.onClose(sandbox, data);
            sState.clear();
        });
    };
    const isOpen$1 = (_sandbox, _sConfig, sState) => sState.isOpen();
    const isPartOf = (sandbox, sConfig, sState, queryElem) => isOpen$1(sandbox, sConfig, sState) && sState.get().exists(data => sConfig.isPartOf(sandbox, data, queryElem));
    const getState$2 = (_sandbox, _sConfig, sState) => sState.get();
    const store = (sandbox, cssKey, attr, newValue) => {
        getRaw(sandbox.element, cssKey).fold(() => {
            remove$7(sandbox.element, attr);
        }, v => {
            set$9(sandbox.element, attr, v);
        });
        set$8(sandbox.element, cssKey, newValue);
    };
    const restore = (sandbox, cssKey, attr) => {
        getOpt(sandbox.element, attr).fold(() => remove$6(sandbox.element, cssKey), oldValue => set$8(sandbox.element, cssKey, oldValue));
    };
    const cloak = (sandbox, sConfig, _sState) => {
        const sink = sConfig.getAttachPoint(sandbox);
        set$8(sandbox.element, 'position', Positioning.getMode(sink));
        store(sandbox, 'visibility', sConfig.cloakVisibilityAttr, 'hidden');
    };
    const hasPosition = element => exists([
        'top',
        'left',
        'right',
        'bottom'
    ], pos => getRaw(element, pos).isSome());
    const decloak = (sandbox, sConfig, _sState) => {
        if (!hasPosition(sandbox.element)) {
            remove$6(sandbox.element, 'position');
        }
        restore(sandbox, 'visibility', sConfig.cloakVisibilityAttr);
    };

    var SandboxApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        cloak: cloak,
        decloak: decloak,
        open: open$1,
        openWhileCloaked: openWhileCloaked,
        close: close$1,
        isOpen: isOpen$1,
        isPartOf: isPartOf,
        getState: getState$2,
        setContent: setContent
    });

    const events$g = (sandboxConfig, sandboxState) => derive$2([run$1(sandboxClose(), (sandbox, _simulatedEvent) => {
        close$1(sandbox, sandboxConfig, sandboxState);
    })]);

    var ActiveSandbox = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$g
    });

    var SandboxSchema = [
        onHandler('onOpen'),
        onHandler('onClose'),
        required$1('isPartOf'),
        required$1('getAttachPoint'),
        defaulted('cloakVisibilityAttr', 'data-precloak-visibility')
    ];

    const init$f = () => {
        const contents = value$2();
        const readState = constant$1('not-implemented');
        return nu$8({
            readState,
            isOpen: contents.isSet,
            clear: contents.clear,
            set: contents.set,
            get: contents.get
        });
    };

    var SandboxState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init$f
    });

    const Sandboxing = create$3({
        fields: SandboxSchema,
        name: 'sandboxing',
        active: ActiveSandbox,
        apis: SandboxApis,
        state: SandboxState
    });

    const dismissPopups = constant$1('dismiss.popups');
    const repositionPopups = constant$1('reposition.popups');
    const mouseReleased = constant$1('mouse.released');

    const schema$x = objOfOnly([
        defaulted('isExtraPart', never),
        optionObjOf('fireEventInstead', [defaulted('event', dismissRequested())])
    ]);
    const receivingChannel$1 = rawSpec => {
        const detail = asRawOrDie$1('Dismissal', schema$x, rawSpec);
        return {
            [dismissPopups()]: {
                schema: objOfOnly([required$1('target')]),
                onReceive: (sandbox, data) => {
                    if (Sandboxing.isOpen(sandbox)) {
                        const isPart = Sandboxing.isPartOf(sandbox, data.target) || detail.isExtraPart(sandbox, data.target);
                        if (!isPart) {
                            detail.fireEventInstead.fold(() => Sandboxing.close(sandbox), fe => emit(sandbox, fe.event));
                        }
                    }
                }
            }
        };
    };

    const schema$w = objOfOnly([
        optionObjOf('fireEventInstead', [defaulted('event', repositionRequested())]),
        requiredFunction('doReposition')
    ]);
    const receivingChannel = rawSpec => {
        const detail = asRawOrDie$1('Reposition', schema$w, rawSpec);
        return {
            [repositionPopups()]: {
                onReceive: sandbox => {
                    if (Sandboxing.isOpen(sandbox)) {
                        detail.fireEventInstead.fold(() => detail.doReposition(sandbox), fe => emit(sandbox, fe.event));
                    }
                }
            }
        };
    };

    const onLoad$5 = (component, repConfig, repState) => {
        repConfig.store.manager.onLoad(component, repConfig, repState);
    };
    const onUnload$2 = (component, repConfig, repState) => {
        repConfig.store.manager.onUnload(component, repConfig, repState);
    };
    const setValue$3 = (component, repConfig, repState, data) => {
        repConfig.store.manager.setValue(component, repConfig, repState, data);
    };
    const getValue$3 = (component, repConfig, repState) => repConfig.store.manager.getValue(component, repConfig, repState);
    const getState$1 = (component, repConfig, repState) => repState;

    var RepresentApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        onLoad: onLoad$5,
        onUnload: onUnload$2,
        setValue: setValue$3,
        getValue: getValue$3,
        getState: getState$1
    });

    const events$f = (repConfig, repState) => {
        const es = repConfig.resetOnDom ? [
            runOnAttached((comp, _se) => {
                onLoad$5(comp, repConfig, repState);
            }),
            runOnDetached((comp, _se) => {
                onUnload$2(comp, repConfig, repState);
            })
        ] : [loadEvent(repConfig, repState, onLoad$5)];
        return derive$2(es);
    };

    var ActiveRepresenting = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$f
    });

    const memory$1 = () => {
        const data = Cell(null);
        const readState = () => ({
            mode: 'memory',
            value: data.get()
        });
        const isNotSet = () => data.get() === null;
        const clear = () => {
            data.set(null);
        };
        return nu$8({
            set: data.set,
            get: data.get,
            isNotSet,
            clear,
            readState
        });
    };
    const manual = () => {
        const readState = noop;
        return nu$8({ readState });
    };
    const dataset = () => {
        const dataByValue = Cell({});
        const dataByText = Cell({});
        const readState = () => ({
            mode: 'dataset',
            dataByValue: dataByValue.get(),
            dataByText: dataByText.get()
        });
        const clear = () => {
            dataByValue.set({});
            dataByText.set({});
        };
        const lookup = itemString => get$g(dataByValue.get(), itemString).orThunk(() => get$g(dataByText.get(), itemString));
        const update = items => {
            const currentDataByValue = dataByValue.get();
            const currentDataByText = dataByText.get();
            const newDataByValue = {};
            const newDataByText = {};
            each$1(items, item => {
                newDataByValue[item.value] = item;
                get$g(item, 'meta').each(meta => {
                    get$g(meta, 'text').each(text => {
                        newDataByText[text] = item;
                    });
                });
            });
            dataByValue.set({
                ...currentDataByValue,
                ...newDataByValue
            });
            dataByText.set({
                ...currentDataByText,
                ...newDataByText
            });
        };
        return nu$8({
            readState,
            lookup,
            update,
            clear
        });
    };
    const init$e = spec => spec.store.manager.state(spec);

    var RepresentState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        memory: memory$1,
        dataset: dataset,
        manual: manual,
        init: init$e
    });

    const setValue$2 = (component, repConfig, repState, data) => {
        const store = repConfig.store;
        repState.update([data]);
        store.setValue(component, data);
        repConfig.onSetValue(component, data);
    };
    const getValue$2 = (component, repConfig, repState) => {
        const store = repConfig.store;
        const key = store.getDataKey(component);
        return repState.lookup(key).getOrThunk(() => store.getFallbackEntry(key));
    };
    const onLoad$4 = (component, repConfig, repState) => {
        const store = repConfig.store;
        store.initialValue.each(data => {
            setValue$2(component, repConfig, repState, data);
        });
    };
    const onUnload$1 = (component, repConfig, repState) => {
        repState.clear();
    };
    var DatasetStore = [
        option$3('initialValue'),
        required$1('getFallbackEntry'),
        required$1('getDataKey'),
        required$1('setValue'),
        output$1('manager', {
            setValue: setValue$2,
            getValue: getValue$2,
            onLoad: onLoad$4,
            onUnload: onUnload$1,
            state: dataset
        })
    ];

    const getValue$1 = (component, repConfig, _repState) => repConfig.store.getValue(component);
    const setValue$1 = (component, repConfig, _repState, data) => {
        repConfig.store.setValue(component, data);
        repConfig.onSetValue(component, data);
    };
    const onLoad$3 = (component, repConfig, _repState) => {
        repConfig.store.initialValue.each(data => {
            repConfig.store.setValue(component, data);
        });
    };
    var ManualStore = [
        required$1('getValue'),
        defaulted('setValue', noop),
        option$3('initialValue'),
        output$1('manager', {
            setValue: setValue$1,
            getValue: getValue$1,
            onLoad: onLoad$3,
            onUnload: noop,
            state: NoState.init
        })
    ];

    const setValue = (component, repConfig, repState, data) => {
        repState.set(data);
        repConfig.onSetValue(component, data);
    };
    const getValue = (component, repConfig, repState) => repState.get();
    const onLoad$2 = (component, repConfig, repState) => {
        repConfig.store.initialValue.each(initVal => {
            if (repState.isNotSet()) {
                repState.set(initVal);
            }
        });
    };
    const onUnload = (component, repConfig, repState) => {
        repState.clear();
    };
    var MemoryStore = [
        option$3('initialValue'),
        output$1('manager', {
            setValue,
            getValue,
            onLoad: onLoad$2,
            onUnload,
            state: memory$1
        })
    ];

    var RepresentSchema = [
        defaultedOf('store', { mode: 'memory' }, choose$1('mode', {
            memory: MemoryStore,
            manual: ManualStore,
            dataset: DatasetStore
        })),
        onHandler('onSetValue'),
        defaulted('resetOnDom', false)
    ];

    const Representing = create$3({
        fields: RepresentSchema,
        name: 'representing',
        active: ActiveRepresenting,
        apis: RepresentApis,
        extra: {
            setValueFrom: (component, source) => {
                const value = Representing.getValue(source);
                Representing.setValue(component, value);
            }
        },
        state: RepresentState
    });

    const field = (name, forbidden) => defaultedObjOf(name, {}, map$2(forbidden, f => forbid(f.name(), 'Cannot configure ' + f.name() + ' for ' + name)).concat([customField('dump', identity)]));
    const get$3 = data => data.dump;
    const augment = (data, original) => ({
        ...derive$1(original),
        ...data.dump
    });
    const SketchBehaviours = {
        field,
        augment,
        get: get$3
    };

    const _placeholder = 'placeholder';
    const adt$3 = Adt.generate([{
            single: [
                'required',
                'valueThunk'
            ]
        },
        {
            multiple: [
                'required',
                'valueThunks'
            ]
        }
    ]);
    const isSubstituted = spec => has$2(spec, 'uiType');
    const subPlaceholder = (owner, detail, compSpec, placeholders) => {
        if (owner.exists(o => o !== compSpec.owner)) {
            return adt$3.single(true, constant$1(compSpec));
        }
        return get$g(placeholders, compSpec.name).fold(() => {
            throw new Error('Unknown placeholder component: ' + compSpec.name + '\nKnown: [' + keys(placeholders) + ']\nNamespace: ' + owner.getOr('none') + '\nSpec: ' + JSON.stringify(compSpec, null, 2));
        }, newSpec => newSpec.replace());
    };
    const scan = (owner, detail, compSpec, placeholders) => {
        if (isSubstituted(compSpec) && compSpec.uiType === _placeholder) {
            return subPlaceholder(owner, detail, compSpec, placeholders);
        } else {
            return adt$3.single(false, constant$1(compSpec));
        }
    };
    const substitute = (owner, detail, compSpec, placeholders) => {
        const base = scan(owner, detail, compSpec, placeholders);
        return base.fold((req, valueThunk) => {
            const value = isSubstituted(compSpec) ? valueThunk(detail, compSpec.config, compSpec.validated) : valueThunk(detail);
            const childSpecs = get$g(value, 'components').getOr([]);
            const substituted = bind$3(childSpecs, c => substitute(owner, detail, c, placeholders));
            return [{
                ...value,
                components: substituted
            }];
        }, (req, valuesThunk) => {
            if (isSubstituted(compSpec)) {
                const values = valuesThunk(detail, compSpec.config, compSpec.validated);
                const preprocessor = compSpec.validated.preprocess.getOr(identity);
                return preprocessor(values);
            } else {
                return valuesThunk(detail);
            }
        });
    };
    const substituteAll = (owner, detail, components, placeholders) => bind$3(components, c => substitute(owner, detail, c, placeholders));
    const oneReplace = (label, replacements) => {
        let called = false;
        const used = () => called;
        const replace = () => {
            if (called) {
                throw new Error('Trying to use the same placeholder more than once: ' + label);
            }
            called = true;
            return replacements;
        };
        const required = () => replacements.fold((req, _) => req, (req, _) => req);
        return {
            name: constant$1(label),
            required,
            used,
            replace
        };
    };
    const substitutePlaces = (owner, detail, components, placeholders) => {
        const ps = map$1(placeholders, (ph, name) => oneReplace(name, ph));
        const outcome = substituteAll(owner, detail, components, ps);
        each(ps, p => {
            if (p.used() === false && p.required()) {
                throw new Error('Placeholder: ' + p.name() + ' was not found in components list\nNamespace: ' + owner.getOr('none') + '\nComponents: ' + JSON.stringify(detail.components, null, 2));
            }
        });
        return outcome;
    };
    const single$2 = adt$3.single;
    const multiple = adt$3.multiple;
    const placeholder = constant$1(_placeholder);

    const adt$2 = Adt.generate([
        { required: ['data'] },
        { external: ['data'] },
        { optional: ['data'] },
        { group: ['data'] }
    ]);
    const fFactory = defaulted('factory', { sketch: identity });
    const fSchema = defaulted('schema', []);
    const fName = required$1('name');
    const fPname = field$1('pname', 'pname', defaultedThunk(typeSpec => '<alloy.' + generate$6(typeSpec.name) + '>'), anyValue());
    const fGroupSchema = customField('schema', () => [option$3('preprocess')]);
    const fDefaults = defaulted('defaults', constant$1({}));
    const fOverrides = defaulted('overrides', constant$1({}));
    const requiredSpec = objOf([
        fFactory,
        fSchema,
        fName,
        fPname,
        fDefaults,
        fOverrides
    ]);
    const externalSpec = objOf([
        fFactory,
        fSchema,
        fName,
        fDefaults,
        fOverrides
    ]);
    const optionalSpec = objOf([
        fFactory,
        fSchema,
        fName,
        fPname,
        fDefaults,
        fOverrides
    ]);
    const groupSpec = objOf([
        fFactory,
        fGroupSchema,
        fName,
        required$1('unit'),
        fPname,
        fDefaults,
        fOverrides
    ]);
    const asNamedPart = part => {
        return part.fold(Optional.some, Optional.none, Optional.some, Optional.some);
    };
    const name$2 = part => {
        const get = data => data.name;
        return part.fold(get, get, get, get);
    };
    const asCommon = part => {
        return part.fold(identity, identity, identity, identity);
    };
    const convert = (adtConstructor, partSchema) => spec => {
        const data = asRawOrDie$1('Converting part type', partSchema, spec);
        return adtConstructor(data);
    };
    const required = convert(adt$2.required, requiredSpec);
    const external = convert(adt$2.external, externalSpec);
    const optional = convert(adt$2.optional, optionalSpec);
    const group = convert(adt$2.group, groupSpec);
    const original = constant$1('entirety');

    var PartType = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        required: required,
        external: external,
        optional: optional,
        group: group,
        asNamedPart: asNamedPart,
        name: name$2,
        asCommon: asCommon,
        original: original
    });

    const combine = (detail, data, partSpec, partValidated) => deepMerge(data.defaults(detail, partSpec, partValidated), partSpec, { uid: detail.partUids[data.name] }, data.overrides(detail, partSpec, partValidated));
    const subs = (owner, detail, parts) => {
        const internals = {};
        const externals = {};
        each$1(parts, part => {
            part.fold(data => {
                internals[data.pname] = single$2(true, (detail, partSpec, partValidated) => data.factory.sketch(combine(detail, data, partSpec, partValidated)));
            }, data => {
                const partSpec = detail.parts[data.name];
                externals[data.name] = constant$1(data.factory.sketch(combine(detail, data, partSpec[original()]), partSpec));
            }, data => {
                internals[data.pname] = single$2(false, (detail, partSpec, partValidated) => data.factory.sketch(combine(detail, data, partSpec, partValidated)));
            }, data => {
                internals[data.pname] = multiple(true, (detail, _partSpec, _partValidated) => {
                    const units = detail[data.name];
                    return map$2(units, u => data.factory.sketch(deepMerge(data.defaults(detail, u, _partValidated), u, data.overrides(detail, u))));
                });
            });
        });
        return {
            internals: constant$1(internals),
            externals: constant$1(externals)
        };
    };

    const generate$3 = (owner, parts) => {
        const r = {};
        each$1(parts, part => {
            asNamedPart(part).each(np => {
                const g = doGenerateOne(owner, np.pname);
                r[np.name] = config => {
                    const validated = asRawOrDie$1('Part: ' + np.name + ' in ' + owner, objOf(np.schema), config);
                    return {
                        ...g,
                        config,
                        validated
                    };
                };
            });
        });
        return r;
    };
    const doGenerateOne = (owner, pname) => ({
        uiType: placeholder(),
        owner,
        name: pname
    });
    const generateOne$1 = (owner, pname, config) => ({
        uiType: placeholder(),
        owner,
        name: pname,
        config,
        validated: {}
    });
    const schemas = parts => bind$3(parts, part => part.fold(Optional.none, Optional.some, Optional.none, Optional.none).map(data => requiredObjOf(data.name, data.schema.concat([snapshot(original())]))).toArray());
    const names = parts => map$2(parts, name$2);
    const substitutes = (owner, detail, parts) => subs(owner, detail, parts);
    const components$1 = (owner, detail, internals) => substitutePlaces(Optional.some(owner), detail, detail.components, internals);
    const getPart = (component, detail, partKey) => {
        const uid = detail.partUids[partKey];
        return component.getSystem().getByUid(uid).toOptional();
    };
    const getPartOrDie = (component, detail, partKey) => getPart(component, detail, partKey).getOrDie('Could not find part: ' + partKey);
    const getParts = (component, detail, partKeys) => {
        const r = {};
        const uids = detail.partUids;
        const system = component.getSystem();
        each$1(partKeys, pk => {
            r[pk] = constant$1(system.getByUid(uids[pk]));
        });
        return r;
    };
    const getAllParts = (component, detail) => {
        const system = component.getSystem();
        return map$1(detail.partUids, (pUid, _k) => constant$1(system.getByUid(pUid)));
    };
    const getAllPartNames = detail => keys(detail.partUids);
    const getPartsOrDie = (component, detail, partKeys) => {
        const r = {};
        const uids = detail.partUids;
        const system = component.getSystem();
        each$1(partKeys, pk => {
            r[pk] = constant$1(system.getByUid(uids[pk]).getOrDie());
        });
        return r;
    };
    const defaultUids = (baseUid, partTypes) => {
        const partNames = names(partTypes);
        return wrapAll(map$2(partNames, pn => ({
            key: pn,
            value: baseUid + '-' + pn
        })));
    };
    const defaultUidsSchema = partTypes => field$1('partUids', 'partUids', mergeWithThunk(spec => defaultUids(spec.uid, partTypes)), anyValue());

    var AlloyParts = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        generate: generate$3,
        generateOne: generateOne$1,
        schemas: schemas,
        names: names,
        substitutes: substitutes,
        components: components$1,
        defaultUids: defaultUids,
        defaultUidsSchema: defaultUidsSchema,
        getAllParts: getAllParts,
        getAllPartNames: getAllPartNames,
        getPart: getPart,
        getPartOrDie: getPartOrDie,
        getParts: getParts,
        getPartsOrDie: getPartsOrDie
    });

    const base = (partSchemas, partUidsSchemas) => {
        const ps = partSchemas.length > 0 ? [requiredObjOf('parts', partSchemas)] : [];
        return ps.concat([
            required$1('uid'),
            defaulted('dom', {}),
            defaulted('components', []),
            snapshot('originalSpec'),
            defaulted('debug.sketcher', {})
        ]).concat(partUidsSchemas);
    };
    const asRawOrDie = (label, schema, spec, partSchemas, partUidsSchemas) => {
        const baseS = base(partSchemas, partUidsSchemas);
        return asRawOrDie$1(label + ' [SpecSchema]', objOfOnly(baseS.concat(schema)), spec);
    };

    const single$1 = (owner, schema, factory, spec) => {
        const specWithUid = supplyUid(spec);
        const detail = asRawOrDie(owner, schema, specWithUid, [], []);
        return factory(detail, specWithUid);
    };
    const composite$1 = (owner, schema, partTypes, factory, spec) => {
        const specWithUid = supplyUid(spec);
        const partSchemas = schemas(partTypes);
        const partUidsSchema = defaultUidsSchema(partTypes);
        const detail = asRawOrDie(owner, schema, specWithUid, partSchemas, [partUidsSchema]);
        const subs = substitutes(owner, detail, partTypes);
        const components = components$1(owner, detail, subs.internals());
        return factory(detail, components, specWithUid, subs.externals());
    };
    const hasUid = spec => has$2(spec, 'uid');
    const supplyUid = spec => {
        return hasUid(spec) ? spec : {
            ...spec,
            uid: generate$5('uid')
        };
    };

    const isSketchSpec = spec => {
        return spec.uid !== undefined;
    };
    const singleSchema = objOfOnly([
        required$1('name'),
        required$1('factory'),
        required$1('configFields'),
        defaulted('apis', {}),
        defaulted('extraApis', {})
    ]);
    const compositeSchema = objOfOnly([
        required$1('name'),
        required$1('factory'),
        required$1('configFields'),
        required$1('partFields'),
        defaulted('apis', {}),
        defaulted('extraApis', {})
    ]);
    const single = rawConfig => {
        const config = asRawOrDie$1('Sketcher for ' + rawConfig.name, singleSchema, rawConfig);
        const sketch = spec => single$1(config.name, config.configFields, config.factory, spec);
        const apis = map$1(config.apis, makeApi);
        const extraApis = map$1(config.extraApis, (f, k) => markAsExtraApi(f, k));
        return {
            name: config.name,
            configFields: config.configFields,
            sketch,
            ...apis,
            ...extraApis
        };
    };
    const composite = rawConfig => {
        const config = asRawOrDie$1('Sketcher for ' + rawConfig.name, compositeSchema, rawConfig);
        const sketch = spec => composite$1(config.name, config.configFields, config.partFields, config.factory, spec);
        const parts = generate$3(config.name, config.partFields);
        const apis = map$1(config.apis, makeApi);
        const extraApis = map$1(config.extraApis, (f, k) => markAsExtraApi(f, k));
        return {
            name: config.name,
            partFields: config.partFields,
            configFields: config.configFields,
            sketch,
            parts,
            ...apis,
            ...extraApis
        };
    };

    const inside = target => isTag('input')(target) && get$f(target, 'type') !== 'radio' || isTag('textarea')(target);

    const getCurrent = (component, composeConfig, _composeState) => composeConfig.find(component);

    var ComposeApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        getCurrent: getCurrent
    });

    const ComposeSchema = [required$1('find')];

    const Composing = create$3({
        fields: ComposeSchema,
        name: 'composing',
        apis: ComposeApis
    });

    const nativeDisabled = [
        'input',
        'button',
        'textarea',
        'select'
    ];
    const onLoad$1 = (component, disableConfig, disableState) => {
        const f = disableConfig.disabled() ? disable : enable;
        f(component, disableConfig);
    };
    const hasNative = (component, config) => config.useNative === true && contains$2(nativeDisabled, name$3(component.element));
    const nativeIsDisabled = component => has$1(component.element, 'disabled');
    const nativeDisable = component => {
        set$9(component.element, 'disabled', 'disabled');
    };
    const nativeEnable = component => {
        remove$7(component.element, 'disabled');
    };
    const ariaIsDisabled = component => get$f(component.element, 'aria-disabled') === 'true';
    const ariaDisable = component => {
        set$9(component.element, 'aria-disabled', 'true');
    };
    const ariaEnable = component => {
        set$9(component.element, 'aria-disabled', 'false');
    };
    const disable = (component, disableConfig, _disableState) => {
        disableConfig.disableClass.each(disableClass => {
            add$2(component.element, disableClass);
        });
        const f = hasNative(component, disableConfig) ? nativeDisable : ariaDisable;
        f(component);
        disableConfig.onDisabled(component);
    };
    const enable = (component, disableConfig, _disableState) => {
        disableConfig.disableClass.each(disableClass => {
            remove$2(component.element, disableClass);
        });
        const f = hasNative(component, disableConfig) ? nativeEnable : ariaEnable;
        f(component);
        disableConfig.onEnabled(component);
    };
    const isDisabled = (component, disableConfig) => hasNative(component, disableConfig) ? nativeIsDisabled(component) : ariaIsDisabled(component);
    const set$4 = (component, disableConfig, disableState, disabled) => {
        const f = disabled ? disable : enable;
        f(component, disableConfig);
    };

    var DisableApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        enable: enable,
        disable: disable,
        isDisabled: isDisabled,
        onLoad: onLoad$1,
        set: set$4
    });

    const exhibit$5 = (base, disableConfig) => nu$7({ classes: disableConfig.disabled() ? disableConfig.disableClass.toArray() : [] });
    const events$e = (disableConfig, disableState) => derive$2([
        abort(execute$5(), (component, _simulatedEvent) => isDisabled(component, disableConfig)),
        loadEvent(disableConfig, disableState, onLoad$1)
    ]);

    var ActiveDisable = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        exhibit: exhibit$5,
        events: events$e
    });

    var DisableSchema = [
        defaultedFunction('disabled', never),
        defaulted('useNative', true),
        option$3('disableClass'),
        onHandler('onDisabled'),
        onHandler('onEnabled')
    ];

    const Disabling = create$3({
        fields: DisableSchema,
        name: 'disabling',
        active: ActiveDisable,
        apis: DisableApis
    });

    const dehighlightAllExcept = (component, hConfig, hState, skip) => {
        const highlighted = descendants(component.element, '.' + hConfig.highlightClass);
        each$1(highlighted, h => {
            if (!exists(skip, skipComp => skipComp.element === h)) {
                remove$2(h, hConfig.highlightClass);
                component.getSystem().getByDom(h).each(target => {
                    hConfig.onDehighlight(component, target);
                    emit(target, dehighlight$1());
                });
            }
        });
    };
    const dehighlightAll = (component, hConfig, hState) => dehighlightAllExcept(component, hConfig, hState, []);
    const dehighlight = (component, hConfig, hState, target) => {
        if (isHighlighted(component, hConfig, hState, target)) {
            remove$2(target.element, hConfig.highlightClass);
            hConfig.onDehighlight(component, target);
            emit(target, dehighlight$1());
        }
    };
    const highlight = (component, hConfig, hState, target) => {
        dehighlightAllExcept(component, hConfig, hState, [target]);
        if (!isHighlighted(component, hConfig, hState, target)) {
            add$2(target.element, hConfig.highlightClass);
            hConfig.onHighlight(component, target);
            emit(target, highlight$1());
        }
    };
    const highlightFirst = (component, hConfig, hState) => {
        getFirst(component, hConfig).each(firstComp => {
            highlight(component, hConfig, hState, firstComp);
        });
    };
    const highlightLast = (component, hConfig, hState) => {
        getLast(component, hConfig).each(lastComp => {
            highlight(component, hConfig, hState, lastComp);
        });
    };
    const highlightAt = (component, hConfig, hState, index) => {
        getByIndex(component, hConfig, hState, index).fold(err => {
            throw err;
        }, firstComp => {
            highlight(component, hConfig, hState, firstComp);
        });
    };
    const highlightBy = (component, hConfig, hState, predicate) => {
        const candidates = getCandidates(component, hConfig);
        const targetComp = find$5(candidates, predicate);
        targetComp.each(c => {
            highlight(component, hConfig, hState, c);
        });
    };
    const isHighlighted = (component, hConfig, hState, queryTarget) => has(queryTarget.element, hConfig.highlightClass);
    const getHighlighted = (component, hConfig, _hState) => descendant(component.element, '.' + hConfig.highlightClass).bind(e => component.getSystem().getByDom(e).toOptional());
    const getByIndex = (component, hConfig, hState, index) => {
        const items = descendants(component.element, '.' + hConfig.itemClass);
        return Optional.from(items[index]).fold(() => Result.error(new Error('No element found with index ' + index)), component.getSystem().getByDom);
    };
    const getFirst = (component, hConfig, _hState) => descendant(component.element, '.' + hConfig.itemClass).bind(e => component.getSystem().getByDom(e).toOptional());
    const getLast = (component, hConfig, _hState) => {
        const items = descendants(component.element, '.' + hConfig.itemClass);
        const last = items.length > 0 ? Optional.some(items[items.length - 1]) : Optional.none();
        return last.bind(c => component.getSystem().getByDom(c).toOptional());
    };
    const getDelta$2 = (component, hConfig, hState, delta) => {
        const items = descendants(component.element, '.' + hConfig.itemClass);
        const current = findIndex$1(items, item => has(item, hConfig.highlightClass));
        return current.bind(selected => {
            const dest = cycleBy(selected, delta, 0, items.length - 1);
            return component.getSystem().getByDom(items[dest]).toOptional();
        });
    };
    const getPrevious = (component, hConfig, hState) => getDelta$2(component, hConfig, hState, -1);
    const getNext = (component, hConfig, hState) => getDelta$2(component, hConfig, hState, +1);
    const getCandidates = (component, hConfig, _hState) => {
        const items = descendants(component.element, '.' + hConfig.itemClass);
        return cat(map$2(items, i => component.getSystem().getByDom(i).toOptional()));
    };

    var HighlightApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        dehighlightAll: dehighlightAll,
        dehighlight: dehighlight,
        highlight: highlight,
        highlightFirst: highlightFirst,
        highlightLast: highlightLast,
        highlightAt: highlightAt,
        highlightBy: highlightBy,
        isHighlighted: isHighlighted,
        getHighlighted: getHighlighted,
        getFirst: getFirst,
        getLast: getLast,
        getPrevious: getPrevious,
        getNext: getNext,
        getCandidates: getCandidates
    });

    var HighlightSchema = [
        required$1('highlightClass'),
        required$1('itemClass'),
        onHandler('onHighlight'),
        onHandler('onDehighlight')
    ];

    const Highlighting = create$3({
        fields: HighlightSchema,
        name: 'highlighting',
        apis: HighlightApis
    });

    const BACKSPACE = [8];
    const TAB = [9];
    const ENTER = [13];
    const ESCAPE = [27];
    const SPACE = [32];
    const LEFT = [37];
    const UP = [38];
    const RIGHT = [39];
    const DOWN = [40];

    const cyclePrev = (values, index, predicate) => {
        const before = reverse(values.slice(0, index));
        const after = reverse(values.slice(index + 1));
        return find$5(before.concat(after), predicate);
    };
    const tryPrev = (values, index, predicate) => {
        const before = reverse(values.slice(0, index));
        return find$5(before, predicate);
    };
    const cycleNext = (values, index, predicate) => {
        const before = values.slice(0, index);
        const after = values.slice(index + 1);
        return find$5(after.concat(before), predicate);
    };
    const tryNext = (values, index, predicate) => {
        const after = values.slice(index + 1);
        return find$5(after, predicate);
    };

    const inSet = keys => event => {
        const raw = event.raw;
        return contains$2(keys, raw.which);
    };
    const and = preds => event => forall(preds, pred => pred(event));
    const isShift = event => {
        const raw = event.raw;
        return raw.shiftKey === true;
    };
    const isControl = event => {
        const raw = event.raw;
        return raw.ctrlKey === true;
    };
    const isNotShift = not(isShift);

    const rule = (matches, action) => ({
        matches,
        classification: action
    });
    const choose = (transitions, event) => {
        const transition = find$5(transitions, t => t.matches(event));
        return transition.map(t => t.classification);
    };

    const reportFocusShifting = (component, prevFocus, newFocus) => {
        const noChange = prevFocus.exists(p => newFocus.exists(n => eq(n, p)));
        if (!noChange) {
            emitWith(component, focusShifted(), {
                prevFocus,
                newFocus
            });
        }
    };
    const dom$2 = () => {
        const get = component => search(component.element);
        const set = (component, focusee) => {
            const prevFocus = get(component);
            component.getSystem().triggerFocus(focusee, component.element);
            const newFocus = get(component);
            reportFocusShifting(component, prevFocus, newFocus);
        };
        return {
            get,
            set
        };
    };
    const highlights = () => {
        const get = component => Highlighting.getHighlighted(component).map(item => item.element);
        const set = (component, element) => {
            const prevFocus = get(component);
            component.getSystem().getByDom(element).fold(noop, item => {
                Highlighting.highlight(component, item);
            });
            const newFocus = get(component);
            reportFocusShifting(component, prevFocus, newFocus);
        };
        return {
            get,
            set
        };
    };

    var FocusInsideModes;
    (function(FocusInsideModes) {
        FocusInsideModes['OnFocusMode'] = 'onFocus';
        FocusInsideModes['OnEnterOrSpaceMode'] = 'onEnterOrSpace';
        FocusInsideModes['OnApiMode'] = 'onApi';
    }(FocusInsideModes || (FocusInsideModes = {})));

    const typical = (infoSchema, stateInit, getKeydownRules, getKeyupRules, optFocusIn) => {
        const schema = () => infoSchema.concat([
            defaulted('focusManager', dom$2()),
            defaultedOf('focusInside', 'onFocus', valueOf(val => contains$2([
                'onFocus',
                'onEnterOrSpace',
                'onApi'
            ], val) ? Result.value(val) : Result.error('Invalid value for focusInside'))),
            output$1('handler', me),
            output$1('state', stateInit),
            output$1('sendFocusIn', optFocusIn)
        ]);
        const processKey = (component, simulatedEvent, getRules, keyingConfig, keyingState) => {
            const rules = getRules(component, simulatedEvent, keyingConfig, keyingState);
            return choose(rules, simulatedEvent.event).bind(rule => rule(component, simulatedEvent, keyingConfig, keyingState));
        };
        const toEvents = (keyingConfig, keyingState) => {
            const onFocusHandler = keyingConfig.focusInside !== FocusInsideModes.OnFocusMode ? Optional.none() : optFocusIn(keyingConfig).map(focusIn => run$1(focus$4(), (component, simulatedEvent) => {
                focusIn(component, keyingConfig, keyingState);
                simulatedEvent.stop();
            }));
            const tryGoInsideComponent = (component, simulatedEvent) => {
                const isEnterOrSpace = inSet(SPACE.concat(ENTER))(simulatedEvent.event);
                if (keyingConfig.focusInside === FocusInsideModes.OnEnterOrSpaceMode && isEnterOrSpace && isSource(component, simulatedEvent)) {
                    optFocusIn(keyingConfig).each(focusIn => {
                        focusIn(component, keyingConfig, keyingState);
                        simulatedEvent.stop();
                    });
                }
            };
            const keyboardEvents = [
                run$1(keydown(), (component, simulatedEvent) => {
                    processKey(component, simulatedEvent, getKeydownRules, keyingConfig, keyingState).fold(() => {
                        tryGoInsideComponent(component, simulatedEvent);
                    }, _ => {
                        simulatedEvent.stop();
                    });
                }),
                run$1(keyup(), (component, simulatedEvent) => {
                    processKey(component, simulatedEvent, getKeyupRules, keyingConfig, keyingState).each(_ => {
                        simulatedEvent.stop();
                    });
                })
            ];
            return derive$2(onFocusHandler.toArray().concat(keyboardEvents));
        };
        const me = {
            schema,
            processKey,
            toEvents
        };
        return me;
    };

    const create$1 = cyclicField => {
        const schema = [
            option$3('onEscape'),
            option$3('onEnter'),
            defaulted('selector', '[data-alloy-tabstop="true"]:not(:disabled)'),
            defaulted('firstTabstop', 0),
            defaulted('useTabstopAt', always),
            option$3('visibilitySelector')
        ].concat([cyclicField]);
        const isVisible = (tabbingConfig, element) => {
            const target = tabbingConfig.visibilitySelector.bind(sel => closest$1(element, sel)).getOr(element);
            return get$d(target) > 0;
        };
        const findInitial = (component, tabbingConfig) => {
            const tabstops = descendants(component.element, tabbingConfig.selector);
            const visibles = filter$2(tabstops, elem => isVisible(tabbingConfig, elem));
            return Optional.from(visibles[tabbingConfig.firstTabstop]);
        };
        const findCurrent = (component, tabbingConfig) => tabbingConfig.focusManager.get(component).bind(elem => closest$1(elem, tabbingConfig.selector));
        const isTabstop = (tabbingConfig, element) => isVisible(tabbingConfig, element) && tabbingConfig.useTabstopAt(element);
        const focusIn = (component, tabbingConfig, _tabbingState) => {
            findInitial(component, tabbingConfig).each(target => {
                tabbingConfig.focusManager.set(component, target);
            });
        };
        const goFromTabstop = (component, tabstops, stopIndex, tabbingConfig, cycle) => cycle(tabstops, stopIndex, elem => isTabstop(tabbingConfig, elem)).fold(() => tabbingConfig.cyclic ? Optional.some(true) : Optional.none(), target => {
            tabbingConfig.focusManager.set(component, target);
            return Optional.some(true);
        });
        const go = (component, _simulatedEvent, tabbingConfig, cycle) => {
            const tabstops = descendants(component.element, tabbingConfig.selector);
            return findCurrent(component, tabbingConfig).bind(tabstop => {
                const optStopIndex = findIndex$1(tabstops, curry(eq, tabstop));
                return optStopIndex.bind(stopIndex => goFromTabstop(component, tabstops, stopIndex, tabbingConfig, cycle));
            });
        };
        const goBackwards = (component, simulatedEvent, tabbingConfig) => {
            const navigate = tabbingConfig.cyclic ? cyclePrev : tryPrev;
            return go(component, simulatedEvent, tabbingConfig, navigate);
        };
        const goForwards = (component, simulatedEvent, tabbingConfig) => {
            const navigate = tabbingConfig.cyclic ? cycleNext : tryNext;
            return go(component, simulatedEvent, tabbingConfig, navigate);
        };
        const execute = (component, simulatedEvent, tabbingConfig) => tabbingConfig.onEnter.bind(f => f(component, simulatedEvent));
        const exit = (component, simulatedEvent, tabbingConfig) => tabbingConfig.onEscape.bind(f => f(component, simulatedEvent));
        const getKeydownRules = constant$1([
            rule(and([
                isShift,
                inSet(TAB)
            ]), goBackwards),
            rule(inSet(TAB), goForwards),
            rule(inSet(ESCAPE), exit),
            rule(and([
                isNotShift,
                inSet(ENTER)
            ]), execute)
        ]);
        const getKeyupRules = constant$1([]);
        return typical(schema, NoState.init, getKeydownRules, getKeyupRules, () => Optional.some(focusIn));
    };

    var AcyclicType = create$1(customField('cyclic', never));

    var CyclicType = create$1(customField('cyclic', always));

    const doDefaultExecute = (component, _simulatedEvent, focused) => {
        dispatch(component, focused, execute$5());
        return Optional.some(true);
    };
    const defaultExecute = (component, simulatedEvent, focused) => {
        const isComplex = inside(focused) && inSet(SPACE)(simulatedEvent.event);
        return isComplex ? Optional.none() : doDefaultExecute(component, simulatedEvent, focused);
    };
    const stopEventForFirefox = (_component, _simulatedEvent) => Optional.some(true);

    const schema$v = [
        defaulted('execute', defaultExecute),
        defaulted('useSpace', false),
        defaulted('useEnter', true),
        defaulted('useControlEnter', false),
        defaulted('useDown', false)
    ];
    const execute$4 = (component, simulatedEvent, executeConfig) => executeConfig.execute(component, simulatedEvent, component.element);
    const getKeydownRules$5 = (component, _simulatedEvent, executeConfig, _executeState) => {
        const spaceExec = executeConfig.useSpace && !inside(component.element) ? SPACE : [];
        const enterExec = executeConfig.useEnter ? ENTER : [];
        const downExec = executeConfig.useDown ? DOWN : [];
        const execKeys = spaceExec.concat(enterExec).concat(downExec);
        return [rule(inSet(execKeys), execute$4)].concat(executeConfig.useControlEnter ? [rule(and([
            isControl,
            inSet(ENTER)
        ]), execute$4)] : []);
    };
    const getKeyupRules$5 = (component, _simulatedEvent, executeConfig, _executeState) => executeConfig.useSpace && !inside(component.element) ? [rule(inSet(SPACE), stopEventForFirefox)] : [];
    var ExecutionType = typical(schema$v, NoState.init, getKeydownRules$5, getKeyupRules$5, () => Optional.none());

    const flatgrid$1 = () => {
        const dimensions = value$2();
        const setGridSize = (numRows, numColumns) => {
            dimensions.set({
                numRows,
                numColumns
            });
        };
        const getNumRows = () => dimensions.get().map(d => d.numRows);
        const getNumColumns = () => dimensions.get().map(d => d.numColumns);
        return nu$8({
            readState: () => dimensions.get().map(d => ({
                numRows: String(d.numRows),
                numColumns: String(d.numColumns)
            })).getOr({
                numRows: '?',
                numColumns: '?'
            }),
            setGridSize,
            getNumRows,
            getNumColumns
        });
    };
    const init$d = spec => spec.state(spec);

    var KeyingState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        flatgrid: flatgrid$1,
        init: init$d
    });

    const useH = movement => (component, simulatedEvent, config, state) => {
        const move = movement(component.element);
        return use(move, component, simulatedEvent, config, state);
    };
    const west$1 = (moveLeft, moveRight) => {
        const movement = onDirection(moveLeft, moveRight);
        return useH(movement);
    };
    const east$1 = (moveLeft, moveRight) => {
        const movement = onDirection(moveRight, moveLeft);
        return useH(movement);
    };
    const useV = move => (component, simulatedEvent, config, state) => use(move, component, simulatedEvent, config, state);
    const use = (move, component, simulatedEvent, config, state) => {
        const outcome = config.focusManager.get(component).bind(focused => move(component.element, focused, config, state));
        return outcome.map(newFocus => {
            config.focusManager.set(component, newFocus);
            return true;
        });
    };
    const north$1 = useV;
    const south$1 = useV;
    const move$1 = useV;

    const isHidden$1 = dom => dom.offsetWidth <= 0 && dom.offsetHeight <= 0;
    const isVisible = element => !isHidden$1(element.dom);

    const locate = (candidates, predicate) => findIndex$1(candidates, predicate).map(index => ({
        index,
        candidates
    }));

    const locateVisible = (container, current, selector) => {
        const predicate = x => eq(x, current);
        const candidates = descendants(container, selector);
        const visible = filter$2(candidates, isVisible);
        return locate(visible, predicate);
    };
    const findIndex = (elements, target) => findIndex$1(elements, elem => eq(target, elem));

    const withGrid = (values, index, numCols, f) => {
        const oldRow = Math.floor(index / numCols);
        const oldColumn = index % numCols;
        return f(oldRow, oldColumn).bind(address => {
            const newIndex = address.row * numCols + address.column;
            return newIndex >= 0 && newIndex < values.length ? Optional.some(values[newIndex]) : Optional.none();
        });
    };
    const cycleHorizontal$1 = (values, index, numRows, numCols, delta) => withGrid(values, index, numCols, (oldRow, oldColumn) => {
        const onLastRow = oldRow === numRows - 1;
        const colsInRow = onLastRow ? values.length - oldRow * numCols : numCols;
        const newColumn = cycleBy(oldColumn, delta, 0, colsInRow - 1);
        return Optional.some({
            row: oldRow,
            column: newColumn
        });
    });
    const cycleVertical$1 = (values, index, numRows, numCols, delta) => withGrid(values, index, numCols, (oldRow, oldColumn) => {
        const newRow = cycleBy(oldRow, delta, 0, numRows - 1);
        const onLastRow = newRow === numRows - 1;
        const colsInRow = onLastRow ? values.length - newRow * numCols : numCols;
        const newCol = clamp(oldColumn, 0, colsInRow - 1);
        return Optional.some({
            row: newRow,
            column: newCol
        });
    });
    const cycleRight$1 = (values, index, numRows, numCols) => cycleHorizontal$1(values, index, numRows, numCols, +1);
    const cycleLeft$1 = (values, index, numRows, numCols) => cycleHorizontal$1(values, index, numRows, numCols, -1);
    const cycleUp$1 = (values, index, numRows, numCols) => cycleVertical$1(values, index, numRows, numCols, -1);
    const cycleDown$1 = (values, index, numRows, numCols) => cycleVertical$1(values, index, numRows, numCols, +1);

    const schema$u = [
        required$1('selector'),
        defaulted('execute', defaultExecute),
        onKeyboardHandler('onEscape'),
        defaulted('captureTab', false),
        initSize()
    ];
    const focusIn$3 = (component, gridConfig, _gridState) => {
        descendant(component.element, gridConfig.selector).each(first => {
            gridConfig.focusManager.set(component, first);
        });
    };
    const findCurrent$1 = (component, gridConfig) => gridConfig.focusManager.get(component).bind(elem => closest$1(elem, gridConfig.selector));
    const execute$3 = (component, simulatedEvent, gridConfig, _gridState) => findCurrent$1(component, gridConfig).bind(focused => gridConfig.execute(component, simulatedEvent, focused));
    const doMove$2 = cycle => (element, focused, gridConfig, gridState) => locateVisible(element, focused, gridConfig.selector).bind(identified => cycle(identified.candidates, identified.index, gridState.getNumRows().getOr(gridConfig.initSize.numRows), gridState.getNumColumns().getOr(gridConfig.initSize.numColumns)));
    const handleTab = (_component, _simulatedEvent, gridConfig) => gridConfig.captureTab ? Optional.some(true) : Optional.none();
    const doEscape$1 = (component, simulatedEvent, gridConfig) => gridConfig.onEscape(component, simulatedEvent);
    const moveLeft$3 = doMove$2(cycleLeft$1);
    const moveRight$3 = doMove$2(cycleRight$1);
    const moveNorth$1 = doMove$2(cycleUp$1);
    const moveSouth$1 = doMove$2(cycleDown$1);
    const getKeydownRules$4 = constant$1([
        rule(inSet(LEFT), west$1(moveLeft$3, moveRight$3)),
        rule(inSet(RIGHT), east$1(moveLeft$3, moveRight$3)),
        rule(inSet(UP), north$1(moveNorth$1)),
        rule(inSet(DOWN), south$1(moveSouth$1)),
        rule(and([
            isShift,
            inSet(TAB)
        ]), handleTab),
        rule(and([
            isNotShift,
            inSet(TAB)
        ]), handleTab),
        rule(inSet(ESCAPE), doEscape$1),
        rule(inSet(SPACE.concat(ENTER)), execute$3)
    ]);
    const getKeyupRules$4 = constant$1([rule(inSet(SPACE), stopEventForFirefox)]);
    var FlatgridType = typical(schema$u, flatgrid$1, getKeydownRules$4, getKeyupRules$4, () => Optional.some(focusIn$3));

    const horizontal = (container, selector, current, delta) => {
        const isDisabledButton = candidate => name$3(candidate) === 'button' && get$f(candidate, 'disabled') === 'disabled';
        const tryCycle = (initial, index, candidates) => {
            const newIndex = cycleBy(index, delta, 0, candidates.length - 1);
            if (newIndex === initial) {
                return Optional.none();
            } else {
                return isDisabledButton(candidates[newIndex]) ? tryCycle(initial, newIndex, candidates) : Optional.from(candidates[newIndex]);
            }
        };
        return locateVisible(container, current, selector).bind(identified => {
            const index = identified.index;
            const candidates = identified.candidates;
            return tryCycle(index, index, candidates);
        });
    };

    const schema$t = [
        required$1('selector'),
        defaulted('getInitial', Optional.none),
        defaulted('execute', defaultExecute),
        onKeyboardHandler('onEscape'),
        defaulted('executeOnMove', false),
        defaulted('allowVertical', true)
    ];
    const findCurrent = (component, flowConfig) => flowConfig.focusManager.get(component).bind(elem => closest$1(elem, flowConfig.selector));
    const execute$2 = (component, simulatedEvent, flowConfig) => findCurrent(component, flowConfig).bind(focused => flowConfig.execute(component, simulatedEvent, focused));
    const focusIn$2 = (component, flowConfig, _state) => {
        flowConfig.getInitial(component).orThunk(() => descendant(component.element, flowConfig.selector)).each(first => {
            flowConfig.focusManager.set(component, first);
        });
    };
    const moveLeft$2 = (element, focused, info) => horizontal(element, info.selector, focused, -1);
    const moveRight$2 = (element, focused, info) => horizontal(element, info.selector, focused, +1);
    const doMove$1 = movement => (component, simulatedEvent, flowConfig, flowState) => movement(component, simulatedEvent, flowConfig, flowState).bind(() => flowConfig.executeOnMove ? execute$2(component, simulatedEvent, flowConfig) : Optional.some(true));
    const doEscape = (component, simulatedEvent, flowConfig) => flowConfig.onEscape(component, simulatedEvent);
    const getKeydownRules$3 = (_component, _se, flowConfig, _flowState) => {
        const westMovers = LEFT.concat(flowConfig.allowVertical ? UP : []);
        const eastMovers = RIGHT.concat(flowConfig.allowVertical ? DOWN : []);
        return [
            rule(inSet(westMovers), doMove$1(west$1(moveLeft$2, moveRight$2))),
            rule(inSet(eastMovers), doMove$1(east$1(moveLeft$2, moveRight$2))),
            rule(inSet(ENTER), execute$2),
            rule(inSet(SPACE), execute$2),
            rule(inSet(ESCAPE), doEscape)
        ];
    };
    const getKeyupRules$3 = constant$1([rule(inSet(SPACE), stopEventForFirefox)]);
    var FlowType = typical(schema$t, NoState.init, getKeydownRules$3, getKeyupRules$3, () => Optional.some(focusIn$2));

    const toCell = (matrix, rowIndex, columnIndex) => Optional.from(matrix[rowIndex]).bind(row => Optional.from(row[columnIndex]).map(cell => ({
        rowIndex,
        columnIndex,
        cell
    })));
    const cycleHorizontal = (matrix, rowIndex, startCol, deltaCol) => {
        const row = matrix[rowIndex];
        const colsInRow = row.length;
        const newColIndex = cycleBy(startCol, deltaCol, 0, colsInRow - 1);
        return toCell(matrix, rowIndex, newColIndex);
    };
    const cycleVertical = (matrix, colIndex, startRow, deltaRow) => {
        const nextRowIndex = cycleBy(startRow, deltaRow, 0, matrix.length - 1);
        const colsInNextRow = matrix[nextRowIndex].length;
        const nextColIndex = clamp(colIndex, 0, colsInNextRow - 1);
        return toCell(matrix, nextRowIndex, nextColIndex);
    };
    const moveHorizontal = (matrix, rowIndex, startCol, deltaCol) => {
        const row = matrix[rowIndex];
        const colsInRow = row.length;
        const newColIndex = clamp(startCol + deltaCol, 0, colsInRow - 1);
        return toCell(matrix, rowIndex, newColIndex);
    };
    const moveVertical = (matrix, colIndex, startRow, deltaRow) => {
        const nextRowIndex = clamp(startRow + deltaRow, 0, matrix.length - 1);
        const colsInNextRow = matrix[nextRowIndex].length;
        const nextColIndex = clamp(colIndex, 0, colsInNextRow - 1);
        return toCell(matrix, nextRowIndex, nextColIndex);
    };
    const cycleRight = (matrix, startRow, startCol) => cycleHorizontal(matrix, startRow, startCol, +1);
    const cycleLeft = (matrix, startRow, startCol) => cycleHorizontal(matrix, startRow, startCol, -1);
    const cycleUp = (matrix, startRow, startCol) => cycleVertical(matrix, startCol, startRow, -1);
    const cycleDown = (matrix, startRow, startCol) => cycleVertical(matrix, startCol, startRow, +1);
    const moveLeft$1 = (matrix, startRow, startCol) => moveHorizontal(matrix, startRow, startCol, -1);
    const moveRight$1 = (matrix, startRow, startCol) => moveHorizontal(matrix, startRow, startCol, +1);
    const moveUp$1 = (matrix, startRow, startCol) => moveVertical(matrix, startCol, startRow, -1);
    const moveDown$1 = (matrix, startRow, startCol) => moveVertical(matrix, startCol, startRow, +1);

    const schema$s = [
        requiredObjOf('selectors', [
            required$1('row'),
            required$1('cell')
        ]),
        defaulted('cycles', true),
        defaulted('previousSelector', Optional.none),
        defaulted('execute', defaultExecute)
    ];
    const focusIn$1 = (component, matrixConfig, _state) => {
        const focused = matrixConfig.previousSelector(component).orThunk(() => {
            const selectors = matrixConfig.selectors;
            return descendant(component.element, selectors.cell);
        });
        focused.each(cell => {
            matrixConfig.focusManager.set(component, cell);
        });
    };
    const execute$1 = (component, simulatedEvent, matrixConfig) => search(component.element).bind(focused => matrixConfig.execute(component, simulatedEvent, focused));
    const toMatrix = (rows, matrixConfig) => map$2(rows, row => descendants(row, matrixConfig.selectors.cell));
    const doMove = (ifCycle, ifMove) => (element, focused, matrixConfig) => {
        const move = matrixConfig.cycles ? ifCycle : ifMove;
        return closest$1(focused, matrixConfig.selectors.row).bind(inRow => {
            const cellsInRow = descendants(inRow, matrixConfig.selectors.cell);
            return findIndex(cellsInRow, focused).bind(colIndex => {
                const allRows = descendants(element, matrixConfig.selectors.row);
                return findIndex(allRows, inRow).bind(rowIndex => {
                    const matrix = toMatrix(allRows, matrixConfig);
                    return move(matrix, rowIndex, colIndex).map(next => next.cell);
                });
            });
        });
    };
    const moveLeft = doMove(cycleLeft, moveLeft$1);
    const moveRight = doMove(cycleRight, moveRight$1);
    const moveNorth = doMove(cycleUp, moveUp$1);
    const moveSouth = doMove(cycleDown, moveDown$1);
    const getKeydownRules$2 = constant$1([
        rule(inSet(LEFT), west$1(moveLeft, moveRight)),
        rule(inSet(RIGHT), east$1(moveLeft, moveRight)),
        rule(inSet(UP), north$1(moveNorth)),
        rule(inSet(DOWN), south$1(moveSouth)),
        rule(inSet(SPACE.concat(ENTER)), execute$1)
    ]);
    const getKeyupRules$2 = constant$1([rule(inSet(SPACE), stopEventForFirefox)]);
    var MatrixType = typical(schema$s, NoState.init, getKeydownRules$2, getKeyupRules$2, () => Optional.some(focusIn$1));

    const schema$r = [
        required$1('selector'),
        defaulted('execute', defaultExecute),
        defaulted('moveOnTab', false)
    ];
    const execute = (component, simulatedEvent, menuConfig) => menuConfig.focusManager.get(component).bind(focused => menuConfig.execute(component, simulatedEvent, focused));
    const focusIn = (component, menuConfig, _state) => {
        descendant(component.element, menuConfig.selector).each(first => {
            menuConfig.focusManager.set(component, first);
        });
    };
    const moveUp = (element, focused, info) => horizontal(element, info.selector, focused, -1);
    const moveDown = (element, focused, info) => horizontal(element, info.selector, focused, +1);
    const fireShiftTab = (component, simulatedEvent, menuConfig, menuState) => menuConfig.moveOnTab ? move$1(moveUp)(component, simulatedEvent, menuConfig, menuState) : Optional.none();
    const fireTab = (component, simulatedEvent, menuConfig, menuState) => menuConfig.moveOnTab ? move$1(moveDown)(component, simulatedEvent, menuConfig, menuState) : Optional.none();
    const getKeydownRules$1 = constant$1([
        rule(inSet(UP), move$1(moveUp)),
        rule(inSet(DOWN), move$1(moveDown)),
        rule(and([
            isShift,
            inSet(TAB)
        ]), fireShiftTab),
        rule(and([
            isNotShift,
            inSet(TAB)
        ]), fireTab),
        rule(inSet(ENTER), execute),
        rule(inSet(SPACE), execute)
    ]);
    const getKeyupRules$1 = constant$1([rule(inSet(SPACE), stopEventForFirefox)]);
    var MenuType = typical(schema$r, NoState.init, getKeydownRules$1, getKeyupRules$1, () => Optional.some(focusIn));

    const schema$q = [
        onKeyboardHandler('onSpace'),
        onKeyboardHandler('onEnter'),
        onKeyboardHandler('onShiftEnter'),
        onKeyboardHandler('onLeft'),
        onKeyboardHandler('onRight'),
        onKeyboardHandler('onTab'),
        onKeyboardHandler('onShiftTab'),
        onKeyboardHandler('onUp'),
        onKeyboardHandler('onDown'),
        onKeyboardHandler('onEscape'),
        defaulted('stopSpaceKeyup', false),
        option$3('focusIn')
    ];
    const getKeydownRules = (component, simulatedEvent, specialInfo) => [
        rule(inSet(SPACE), specialInfo.onSpace),
        rule(and([
            isNotShift,
            inSet(ENTER)
        ]), specialInfo.onEnter),
        rule(and([
            isShift,
            inSet(ENTER)
        ]), specialInfo.onShiftEnter),
        rule(and([
            isShift,
            inSet(TAB)
        ]), specialInfo.onShiftTab),
        rule(and([
            isNotShift,
            inSet(TAB)
        ]), specialInfo.onTab),
        rule(inSet(UP), specialInfo.onUp),
        rule(inSet(DOWN), specialInfo.onDown),
        rule(inSet(LEFT), specialInfo.onLeft),
        rule(inSet(RIGHT), specialInfo.onRight),
        rule(inSet(SPACE), specialInfo.onSpace),
        rule(inSet(ESCAPE), specialInfo.onEscape)
    ];
    const getKeyupRules = (component, simulatedEvent, specialInfo) => specialInfo.stopSpaceKeyup ? [rule(inSet(SPACE), stopEventForFirefox)] : [];
    var SpecialType = typical(schema$q, NoState.init, getKeydownRules, getKeyupRules, specialInfo => specialInfo.focusIn);

    const acyclic = AcyclicType.schema();
    const cyclic = CyclicType.schema();
    const flow = FlowType.schema();
    const flatgrid = FlatgridType.schema();
    const matrix = MatrixType.schema();
    const execution = ExecutionType.schema();
    const menu = MenuType.schema();
    const special = SpecialType.schema();

    var KeyboardBranches = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        acyclic: acyclic,
        cyclic: cyclic,
        flow: flow,
        flatgrid: flatgrid,
        matrix: matrix,
        execution: execution,
        menu: menu,
        special: special
    });

    const isFlatgridState = keyState => hasNonNullableKey(keyState, 'setGridSize');
    const Keying = createModes({
        branchKey: 'mode',
        branches: KeyboardBranches,
        name: 'keying',
        active: {
            events: (keyingConfig, keyingState) => {
                const handler = keyingConfig.handler;
                return handler.toEvents(keyingConfig, keyingState);
            }
        },
        apis: {
            focusIn: (component, keyConfig, keyState) => {
                keyConfig.sendFocusIn(keyConfig).fold(() => {
                    component.getSystem().triggerFocus(component.element, component.element);
                }, sendFocusIn => {
                    sendFocusIn(component, keyConfig, keyState);
                });
            },
            setGridSize: (component, keyConfig, keyState, numRows, numColumns) => {
                if (!isFlatgridState(keyState)) {
                    console.error('Layout does not support setGridSize');
                } else {
                    keyState.setGridSize(numRows, numColumns);
                }
            }
        },
        state: KeyingState
    });

    const withoutReuse = (parent, data) => {
        preserve$1(() => {
            replaceChildren(parent, data, () => map$2(data, parent.getSystem().build));
        }, parent.element);
    };
    const withReuse = (parent, data) => {
        preserve$1(() => {
            virtualReplaceChildren(parent, data, () => {
                return patchSpecChildren(parent.element, data, parent.getSystem().buildOrPatch);
            });
        }, parent.element);
    };

    const virtualReplace = (component, replacee, replaceeIndex, childSpec) => {
        virtualDetach(replacee);
        const child = patchSpecChild(component.element, replaceeIndex, childSpec, component.getSystem().buildOrPatch);
        virtualAttach(component, child);
        component.syncComponents();
    };
    const insert = (component, insertion, childSpec) => {
        const child = component.getSystem().build(childSpec);
        attachWith(component, child, insertion);
    };
    const replace = (component, replacee, replaceeIndex, childSpec) => {
        detach(replacee);
        insert(component, (p, c) => appendAt(p, c, replaceeIndex), childSpec);
    };
    const set$3 = (component, replaceConfig, replaceState, data) => {
        const replacer = replaceConfig.reuseDom ? withReuse : withoutReuse;
        return replacer(component, data);
    };
    const append = (component, replaceConfig, replaceState, appendee) => {
        insert(component, append$2, appendee);
    };
    const prepend = (component, replaceConfig, replaceState, prependee) => {
        insert(component, prepend$1, prependee);
    };
    const remove = (component, replaceConfig, replaceState, removee) => {
        const children = contents(component);
        const foundChild = find$5(children, child => eq(removee.element, child.element));
        foundChild.each(detach);
    };
    const contents = (component, _replaceConfig) => component.components();
    const replaceAt = (component, replaceConfig, replaceState, replaceeIndex, replacer) => {
        const children = contents(component);
        return Optional.from(children[replaceeIndex]).map(replacee => {
            replacer.fold(() => detach(replacee), r => {
                const replacer = replaceConfig.reuseDom ? virtualReplace : replace;
                replacer(component, replacee, replaceeIndex, r);
            });
            return replacee;
        });
    };
    const replaceBy = (component, replaceConfig, replaceState, replaceePred, replacer) => {
        const children = contents(component);
        return findIndex$1(children, replaceePred).bind(replaceeIndex => replaceAt(component, replaceConfig, replaceState, replaceeIndex, replacer));
    };

    var ReplaceApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        append: append,
        prepend: prepend,
        remove: remove,
        replaceAt: replaceAt,
        replaceBy: replaceBy,
        set: set$3,
        contents: contents
    });

    const Replacing = create$3({
        fields: [defaultedBoolean('reuseDom', true)],
        name: 'replacing',
        apis: ReplaceApis
    });

    const events$d = (name, eventHandlers) => {
        const events = derive$2(eventHandlers);
        return create$3({
            fields: [required$1('enabled')],
            name,
            active: { events: constant$1(events) }
        });
    };
    const config = (name, eventHandlers) => {
        const me = events$d(name, eventHandlers);
        return {
            key: name,
            value: {
                config: {},
                me,
                configAsRaw: constant$1({}),
                initialConfig: {},
                state: NoState
            }
        };
    };

    const focus$2 = (component, focusConfig) => {
        if (!focusConfig.ignore) {
            focus$3(component.element);
            focusConfig.onFocus(component);
        }
    };
    const blur = (component, focusConfig) => {
        if (!focusConfig.ignore) {
            blur$1(component.element);
        }
    };
    const isFocused = component => hasFocus(component.element);

    var FocusApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        focus: focus$2,
        blur: blur,
        isFocused: isFocused
    });

    const exhibit$4 = (base, focusConfig) => {
        const mod = focusConfig.ignore ? {} : { attributes: { tabindex: '-1' } };
        return nu$7(mod);
    };
    const events$c = focusConfig => derive$2([run$1(focus$4(), (component, simulatedEvent) => {
        focus$2(component, focusConfig);
        simulatedEvent.stop();
    })].concat(focusConfig.stopMousedown ? [run$1(mousedown(), (_, simulatedEvent) => {
        simulatedEvent.event.prevent();
    })] : []));

    var ActiveFocus = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        exhibit: exhibit$4,
        events: events$c
    });

    var FocusSchema = [
        onHandler('onFocus'),
        defaulted('stopMousedown', false),
        defaulted('ignore', false)
    ];

    const Focusing = create$3({
        fields: FocusSchema,
        name: 'focusing',
        active: ActiveFocus,
        apis: FocusApis
    });

    const SetupBehaviourCellState = initialState => {
        const init = () => {
            const cell = Cell(initialState);
            const get = () => cell.get();
            const set = newState => cell.set(newState);
            const clear = () => cell.set(initialState);
            const readState = () => cell.get();
            return {
                get,
                set,
                clear,
                readState
            };
        };
        return { init };
    };

    const updateAriaState = (component, toggleConfig, toggleState) => {
        const ariaInfo = toggleConfig.aria;
        ariaInfo.update(component, ariaInfo, toggleState.get());
    };
    const updateClass = (component, toggleConfig, toggleState) => {
        toggleConfig.toggleClass.each(toggleClass => {
            if (toggleState.get()) {
                add$2(component.element, toggleClass);
            } else {
                remove$2(component.element, toggleClass);
            }
        });
    };
    const toggle$2 = (component, toggleConfig, toggleState) => {
        set$2(component, toggleConfig, toggleState, !toggleState.get());
    };
    const on = (component, toggleConfig, toggleState) => {
        toggleState.set(true);
        updateClass(component, toggleConfig, toggleState);
        updateAriaState(component, toggleConfig, toggleState);
    };
    const off = (component, toggleConfig, toggleState) => {
        toggleState.set(false);
        updateClass(component, toggleConfig, toggleState);
        updateAriaState(component, toggleConfig, toggleState);
    };
    const set$2 = (component, toggleConfig, toggleState, state) => {
        const action = state ? on : off;
        action(component, toggleConfig, toggleState);
    };
    const isOn = (component, toggleConfig, toggleState) => toggleState.get();
    const onLoad = (component, toggleConfig, toggleState) => {
        set$2(component, toggleConfig, toggleState, toggleConfig.selected);
    };

    var ToggleApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        onLoad: onLoad,
        toggle: toggle$2,
        isOn: isOn,
        on: on,
        off: off,
        set: set$2
    });

    const exhibit$3 = () => nu$7({});
    const events$b = (toggleConfig, toggleState) => {
        const execute = executeEvent(toggleConfig, toggleState, toggle$2);
        const load = loadEvent(toggleConfig, toggleState, onLoad);
        return derive$2(flatten([
            toggleConfig.toggleOnExecute ? [execute] : [],
            [load]
        ]));
    };

    var ActiveToggle = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        exhibit: exhibit$3,
        events: events$b
    });

    const updatePressed = (component, ariaInfo, status) => {
        set$9(component.element, 'aria-pressed', status);
        if (ariaInfo.syncWithExpanded) {
            updateExpanded(component, ariaInfo, status);
        }
    };
    const updateSelected = (component, ariaInfo, status) => {
        set$9(component.element, 'aria-selected', status);
    };
    const updateChecked = (component, ariaInfo, status) => {
        set$9(component.element, 'aria-checked', status);
    };
    const updateExpanded = (component, ariaInfo, status) => {
        set$9(component.element, 'aria-expanded', status);
    };

    var ToggleSchema = [
        defaulted('selected', false),
        option$3('toggleClass'),
        defaulted('toggleOnExecute', true),
        defaultedOf('aria', { mode: 'none' }, choose$1('mode', {
            pressed: [
                defaulted('syncWithExpanded', false),
                output$1('update', updatePressed)
            ],
            checked: [output$1('update', updateChecked)],
            expanded: [output$1('update', updateExpanded)],
            selected: [output$1('update', updateSelected)],
            none: [output$1('update', noop)]
        }))
    ];

    const Toggling = create$3({
        fields: ToggleSchema,
        name: 'toggling',
        active: ActiveToggle,
        apis: ToggleApis,
        state: SetupBehaviourCellState(false)
    });

    const pointerEvents = () => {
        const onClick = (component, simulatedEvent) => {
            simulatedEvent.stop();
            emitExecute(component);
        };
        return [
            run$1(click(), onClick),
            run$1(tap(), onClick),
            cutter(touchstart()),
            cutter(mousedown())
        ];
    };
    const events$a = optAction => {
        const executeHandler = action => runOnExecute$1((component, simulatedEvent) => {
            action(component);
            simulatedEvent.stop();
        });
        return derive$2(flatten([
            optAction.map(executeHandler).toArray(),
            pointerEvents()
        ]));
    };

    const hoverEvent = 'alloy.item-hover';
    const focusEvent = 'alloy.item-focus';
    const onHover = item => {
        if (search(item.element).isNone() || Focusing.isFocused(item)) {
            if (!Focusing.isFocused(item)) {
                Focusing.focus(item);
            }
            emitWith(item, hoverEvent, { item });
        }
    };
    const onFocus$1 = item => {
        emitWith(item, focusEvent, { item });
    };
    const hover = constant$1(hoverEvent);
    const focus$1 = constant$1(focusEvent);

    const builder$2 = detail => ({
        dom: detail.dom,
        domModification: {
            ...detail.domModification,
            attributes: {
                'role': detail.toggling.isSome() ? 'menuitemcheckbox' : 'menuitem',
                ...detail.domModification.attributes,
                'aria-haspopup': detail.hasSubmenu,
                ...detail.hasSubmenu ? { 'aria-expanded': false } : {}
            }
        },
        behaviours: SketchBehaviours.augment(detail.itemBehaviours, [
            detail.toggling.fold(Toggling.revoke, tConfig => Toggling.config({
                aria: { mode: 'checked' },
                ...tConfig
            })),
            Focusing.config({
                ignore: detail.ignoreFocus,
                stopMousedown: detail.ignoreFocus,
                onFocus: component => {
                    onFocus$1(component);
                }
            }),
            Keying.config({ mode: 'execution' }),
            Representing.config({
                store: {
                    mode: 'memory',
                    initialValue: detail.data
                }
            }),
            config('item-type-events', [
                ...pointerEvents(),
                run$1(mouseover(), onHover),
                run$1(focusItem(), Focusing.focus)
            ])
        ]),
        components: detail.components,
        eventOrder: detail.eventOrder
    });
    const schema$p = [
        required$1('data'),
        required$1('components'),
        required$1('dom'),
        defaulted('hasSubmenu', false),
        option$3('toggling'),
        SketchBehaviours.field('itemBehaviours', [
            Toggling,
            Focusing,
            Keying,
            Representing
        ]),
        defaulted('ignoreFocus', false),
        defaulted('domModification', {}),
        output$1('builder', builder$2),
        defaulted('eventOrder', {})
    ];

    const builder$1 = detail => ({
        dom: detail.dom,
        components: detail.components,
        events: derive$2([stopper(focusItem())])
    });
    const schema$o = [
        required$1('dom'),
        required$1('components'),
        output$1('builder', builder$1)
    ];

    const owner$2 = constant$1('item-widget');
    const parts$h = constant$1([required({
        name: 'widget',
        overrides: detail => {
            return {
                behaviours: derive$1([Representing.config({
                    store: {
                        mode: 'manual',
                        getValue: _component => {
                            return detail.data;
                        },
                        setValue: noop
                    }
                })])
            };
        }
    })]);

    const builder = detail => {
        const subs = substitutes(owner$2(), detail, parts$h());
        const components = components$1(owner$2(), detail, subs.internals());
        const focusWidget = component => getPart(component, detail, 'widget').map(widget => {
            Keying.focusIn(widget);
            return widget;
        });
        const onHorizontalArrow = (component, simulatedEvent) => inside(simulatedEvent.event.target) ? Optional.none() : (() => {
            if (detail.autofocus) {
                simulatedEvent.setSource(component.element);
                return Optional.none();
            } else {
                return Optional.none();
            }
        })();
        return {
            dom: detail.dom,
            components,
            domModification: detail.domModification,
            events: derive$2([
                runOnExecute$1((component, simulatedEvent) => {
                    focusWidget(component).each(_widget => {
                        simulatedEvent.stop();
                    });
                }),
                run$1(mouseover(), onHover),
                run$1(focusItem(), (component, _simulatedEvent) => {
                    if (detail.autofocus) {
                        focusWidget(component);
                    } else {
                        Focusing.focus(component);
                    }
                })
            ]),
            behaviours: SketchBehaviours.augment(detail.widgetBehaviours, [
                Representing.config({
                    store: {
                        mode: 'memory',
                        initialValue: detail.data
                    }
                }),
                Focusing.config({
                    ignore: detail.ignoreFocus,
                    onFocus: component => {
                        onFocus$1(component);
                    }
                }),
                Keying.config({
                    mode: 'special',
                    focusIn: detail.autofocus ? component => {
                        focusWidget(component);
                    } : revoke(),
                    onLeft: onHorizontalArrow,
                    onRight: onHorizontalArrow,
                    onEscape: (component, simulatedEvent) => {
                        if (!Focusing.isFocused(component) && !detail.autofocus) {
                            Focusing.focus(component);
                            return Optional.some(true);
                        } else if (detail.autofocus) {
                            simulatedEvent.setSource(component.element);
                            return Optional.none();
                        } else {
                            return Optional.none();
                        }
                    }
                })
            ])
        };
    };
    const schema$n = [
        required$1('uid'),
        required$1('data'),
        required$1('components'),
        required$1('dom'),
        defaulted('autofocus', false),
        defaulted('ignoreFocus', false),
        SketchBehaviours.field('widgetBehaviours', [
            Representing,
            Focusing,
            Keying
        ]),
        defaulted('domModification', {}),
        defaultUidsSchema(parts$h()),
        output$1('builder', builder)
    ];

    const itemSchema$2 = choose$1('type', {
        widget: schema$n,
        item: schema$p,
        separator: schema$o
    });
    const configureGrid = (detail, movementInfo) => ({
        mode: 'flatgrid',
        selector: '.' + detail.markers.item,
        initSize: {
            numColumns: movementInfo.initSize.numColumns,
            numRows: movementInfo.initSize.numRows
        },
        focusManager: detail.focusManager
    });
    const configureMatrix = (detail, movementInfo) => ({
        mode: 'matrix',
        selectors: {
            row: movementInfo.rowSelector,
            cell: '.' + detail.markers.item
        },
        focusManager: detail.focusManager
    });
    const configureMenu = (detail, movementInfo) => ({
        mode: 'menu',
        selector: '.' + detail.markers.item,
        moveOnTab: movementInfo.moveOnTab,
        focusManager: detail.focusManager
    });
    const parts$g = constant$1([group({
        factory: {
            sketch: spec => {
                const itemInfo = asRawOrDie$1('menu.spec item', itemSchema$2, spec);
                return itemInfo.builder(itemInfo);
            }
        },
        name: 'items',
        unit: 'item',
        defaults: (detail, u) => {
            return has$2(u, 'uid') ? u : {
                ...u,
                uid: generate$5('item')
            };
        },
        overrides: (detail, u) => {
            return {
                type: u.type,
                ignoreFocus: detail.fakeFocus,
                domModification: { classes: [detail.markers.item] }
            };
        }
    })]);
    const schema$m = constant$1([
        required$1('value'),
        required$1('items'),
        required$1('dom'),
        required$1('components'),
        defaulted('eventOrder', {}),
        field('menuBehaviours', [
            Highlighting,
            Representing,
            Composing,
            Keying
        ]),
        defaultedOf('movement', {
            mode: 'menu',
            moveOnTab: true
        }, choose$1('mode', {
            grid: [
                initSize(),
                output$1('config', configureGrid)
            ],
            matrix: [
                output$1('config', configureMatrix),
                required$1('rowSelector')
            ],
            menu: [
                defaulted('moveOnTab', true),
                output$1('config', configureMenu)
            ]
        })),
        itemMarkers(),
        defaulted('fakeFocus', false),
        defaulted('focusManager', dom$2()),
        onHandler('onHighlight')
    ]);

    const focus = constant$1('alloy.menu-focus');

    const make$7 = (detail, components, _spec, _externals) => ({
        uid: detail.uid,
        dom: detail.dom,
        markers: detail.markers,
        behaviours: augment(detail.menuBehaviours, [
            Highlighting.config({
                highlightClass: detail.markers.selectedItem,
                itemClass: detail.markers.item,
                onHighlight: detail.onHighlight
            }),
            Representing.config({
                store: {
                    mode: 'memory',
                    initialValue: detail.value
                }
            }),
            Composing.config({ find: Optional.some }),
            Keying.config(detail.movement.config(detail, detail.movement))
        ]),
        events: derive$2([
            run$1(focus$1(), (menu, simulatedEvent) => {
                const event = simulatedEvent.event;
                menu.getSystem().getByDom(event.target).each(item => {
                    Highlighting.highlight(menu, item);
                    simulatedEvent.stop();
                    emitWith(menu, focus(), {
                        menu,
                        item
                    });
                });
            }),
            run$1(hover(), (menu, simulatedEvent) => {
                const item = simulatedEvent.event.item;
                Highlighting.highlight(menu, item);
            })
        ]),
        components,
        eventOrder: detail.eventOrder,
        domModification: { attributes: { role: 'menu' } }
    });

    const Menu = composite({
        name: 'Menu',
        configFields: schema$m(),
        partFields: parts$g(),
        factory: make$7
    });

    const transpose$1 = obj => tupleMap(obj, (v, k) => ({
        k: v,
        v: k
    }));
    const trace = (items, byItem, byMenu, finish) => get$g(byMenu, finish).bind(triggerItem => get$g(items, triggerItem).bind(triggerMenu => {
        const rest = trace(items, byItem, byMenu, triggerMenu);
        return Optional.some([triggerMenu].concat(rest));
    })).getOr([]);
    const generate$2 = (menus, expansions) => {
        const items = {};
        each(menus, (menuItems, menu) => {
            each$1(menuItems, item => {
                items[item] = menu;
            });
        });
        const byItem = expansions;
        const byMenu = transpose$1(expansions);
        const menuPaths = map$1(byMenu, (_triggerItem, submenu) => [submenu].concat(trace(items, byItem, byMenu, submenu)));
        return map$1(items, menu => get$g(menuPaths, menu).getOr([menu]));
    };

    const init$c = () => {
        const expansions = Cell({});
        const menus = Cell({});
        const paths = Cell({});
        const primary = value$2();
        const directory = Cell({});
        const clear = () => {
            expansions.set({});
            menus.set({});
            paths.set({});
            primary.clear();
        };
        const isClear = () => primary.get().isNone();
        const setMenuBuilt = (menuName, built) => {
            menus.set({
                ...menus.get(),
                [menuName]: {
                    type: 'prepared',
                    menu: built
                }
            });
        };
        const setContents = (sPrimary, sMenus, sExpansions, dir) => {
            primary.set(sPrimary);
            expansions.set(sExpansions);
            menus.set(sMenus);
            directory.set(dir);
            const sPaths = generate$2(dir, sExpansions);
            paths.set(sPaths);
        };
        const getTriggeringItem = menuValue => find$4(expansions.get(), (v, _k) => v === menuValue);
        const getTriggerData = (menuValue, getItemByValue, path) => getPreparedMenu(menuValue).bind(menu => getTriggeringItem(menuValue).bind(triggeringItemValue => getItemByValue(triggeringItemValue).map(triggeredItem => ({
            triggeredMenu: menu,
            triggeringItem: triggeredItem,
            triggeringPath: path
        }))));
        const getTriggeringPath = (itemValue, getItemByValue) => {
            const extraPath = filter$2(lookupItem(itemValue).toArray(), menuValue => getPreparedMenu(menuValue).isSome());
            return get$g(paths.get(), itemValue).bind(path => {
                const revPath = reverse(extraPath.concat(path));
                const triggers = bind$3(revPath, (menuValue, menuIndex) => getTriggerData(menuValue, getItemByValue, revPath.slice(0, menuIndex + 1)).fold(() => is$1(primary.get(), menuValue) ? [] : [Optional.none()], data => [Optional.some(data)]));
                return sequence(triggers);
            });
        };
        const expand = itemValue => get$g(expansions.get(), itemValue).map(menu => {
            const current = get$g(paths.get(), itemValue).getOr([]);
            return [menu].concat(current);
        });
        const collapse = itemValue => get$g(paths.get(), itemValue).bind(path => path.length > 1 ? Optional.some(path.slice(1)) : Optional.none());
        const refresh = itemValue => get$g(paths.get(), itemValue);
        const getPreparedMenu = menuValue => lookupMenu(menuValue).bind(extractPreparedMenu);
        const lookupMenu = menuValue => get$g(menus.get(), menuValue);
        const lookupItem = itemValue => get$g(expansions.get(), itemValue);
        const otherMenus = path => {
            const menuValues = directory.get();
            return difference(keys(menuValues), path);
        };
        const getPrimary = () => primary.get().bind(getPreparedMenu);
        const getMenus = () => menus.get();
        return {
            setMenuBuilt,
            setContents,
            expand,
            refresh,
            collapse,
            lookupMenu,
            lookupItem,
            otherMenus,
            getPrimary,
            getMenus,
            clear,
            isClear,
            getTriggeringPath
        };
    };
    const extractPreparedMenu = prep => prep.type === 'prepared' ? Optional.some(prep.menu) : Optional.none();
    const LayeredState = {
        init: init$c,
        extractPreparedMenu
    };

    const make$6 = (detail, _rawUiSpec) => {
        const submenuParentItems = value$2();
        const buildMenus = (container, primaryName, menus) => map$1(menus, (spec, name) => {
            const makeSketch = () => Menu.sketch({
                ...spec,
                value: name,
                markers: detail.markers,
                fakeFocus: detail.fakeFocus,
                onHighlight: detail.onHighlight,
                focusManager: detail.fakeFocus ? highlights() : dom$2()
            });
            return name === primaryName ? {
                type: 'prepared',
                menu: container.getSystem().build(makeSketch())
            } : {
                type: 'notbuilt',
                nbMenu: makeSketch
            };
        });
        const layeredState = LayeredState.init();
        const setup = container => {
            const componentMap = buildMenus(container, detail.data.primary, detail.data.menus);
            const directory = toDirectory();
            layeredState.setContents(detail.data.primary, componentMap, detail.data.expansions, directory);
            return layeredState.getPrimary();
        };
        const getItemValue = item => Representing.getValue(item).value;
        const getItemByValue = (_container, menus, itemValue) => findMap(menus, menu => {
            if (!menu.getSystem().isConnected()) {
                return Optional.none();
            }
            const candidates = Highlighting.getCandidates(menu);
            return find$5(candidates, c => getItemValue(c) === itemValue);
        });
        const toDirectory = _container => map$1(detail.data.menus, (data, _menuName) => bind$3(data.items, item => item.type === 'separator' ? [] : [item.data.value]));
        const setActiveMenu = (container, menu) => {
            Highlighting.highlight(container, menu);
            Highlighting.getHighlighted(menu).orThunk(() => Highlighting.getFirst(menu)).each(item => {
                dispatch(container, item.element, focusItem());
            });
        };
        const getMenus = (state, menuValues) => cat(map$2(menuValues, mv => state.lookupMenu(mv).bind(prep => prep.type === 'prepared' ? Optional.some(prep.menu) : Optional.none())));
        const closeOthers = (container, state, path) => {
            const others = getMenus(state, state.otherMenus(path));
            each$1(others, o => {
                remove$1(o.element, [detail.markers.backgroundMenu]);
                if (!detail.stayInDom) {
                    Replacing.remove(container, o);
                }
            });
        };
        const getSubmenuParents = container => submenuParentItems.get().getOrThunk(() => {
            const r = {};
            const items = descendants(container.element, `.${ detail.markers.item }`);
            const parentItems = filter$2(items, i => get$f(i, 'aria-haspopup') === 'true');
            each$1(parentItems, i => {
                container.getSystem().getByDom(i).each(itemComp => {
                    const key = getItemValue(itemComp);
                    r[key] = itemComp;
                });
            });
            submenuParentItems.set(r);
            return r;
        });
        const updateAriaExpansions = (container, path) => {
            const parentItems = getSubmenuParents(container);
            each(parentItems, (v, k) => {
                const expanded = contains$2(path, k);
                set$9(v.element, 'aria-expanded', expanded);
            });
        };
        const updateMenuPath = (container, state, path) => Optional.from(path[0]).bind(latestMenuName => state.lookupMenu(latestMenuName).bind(menuPrep => {
            if (menuPrep.type === 'notbuilt') {
                return Optional.none();
            } else {
                const activeMenu = menuPrep.menu;
                const rest = getMenus(state, path.slice(1));
                each$1(rest, r => {
                    add$2(r.element, detail.markers.backgroundMenu);
                });
                if (!inBody(activeMenu.element)) {
                    Replacing.append(container, premade(activeMenu));
                }
                remove$1(activeMenu.element, [detail.markers.backgroundMenu]);
                setActiveMenu(container, activeMenu);
                closeOthers(container, state, path);
                return Optional.some(activeMenu);
            }
        }));
        let ExpandHighlightDecision;
        (function(ExpandHighlightDecision) {
            ExpandHighlightDecision[ExpandHighlightDecision['HighlightSubmenu'] = 0] = 'HighlightSubmenu';
            ExpandHighlightDecision[ExpandHighlightDecision['HighlightParent'] = 1] = 'HighlightParent';
        }(ExpandHighlightDecision || (ExpandHighlightDecision = {})));
        const buildIfRequired = (container, menuName, menuPrep) => {
            if (menuPrep.type === 'notbuilt') {
                const menu = container.getSystem().build(menuPrep.nbMenu());
                layeredState.setMenuBuilt(menuName, menu);
                return menu;
            } else {
                return menuPrep.menu;
            }
        };
        const expandRight = (container, item, decision = ExpandHighlightDecision.HighlightSubmenu) => {
            if (item.hasConfigured(Disabling) && Disabling.isDisabled(item)) {
                return Optional.some(item);
            } else {
                const value = getItemValue(item);
                return layeredState.expand(value).bind(path => {
                    updateAriaExpansions(container, path);
                    return Optional.from(path[0]).bind(menuName => layeredState.lookupMenu(menuName).bind(activeMenuPrep => {
                        const activeMenu = buildIfRequired(container, menuName, activeMenuPrep);
                        if (!inBody(activeMenu.element)) {
                            Replacing.append(container, premade(activeMenu));
                        }
                        detail.onOpenSubmenu(container, item, activeMenu, reverse(path));
                        if (decision === ExpandHighlightDecision.HighlightSubmenu) {
                            Highlighting.highlightFirst(activeMenu);
                            return updateMenuPath(container, layeredState, path);
                        } else {
                            Highlighting.dehighlightAll(activeMenu);
                            return Optional.some(item);
                        }
                    }));
                });
            }
        };
        const collapseLeft = (container, item) => {
            const value = getItemValue(item);
            return layeredState.collapse(value).bind(path => {
                updateAriaExpansions(container, path);
                return updateMenuPath(container, layeredState, path).map(activeMenu => {
                    detail.onCollapseMenu(container, item, activeMenu);
                    return activeMenu;
                });
            });
        };
        const updateView = (container, item) => {
            const value = getItemValue(item);
            return layeredState.refresh(value).bind(path => {
                updateAriaExpansions(container, path);
                return updateMenuPath(container, layeredState, path);
            });
        };
        const onRight = (container, item) => inside(item.element) ? Optional.none() : expandRight(container, item, ExpandHighlightDecision.HighlightSubmenu);
        const onLeft = (container, item) => inside(item.element) ? Optional.none() : collapseLeft(container, item);
        const onEscape = (container, item) => collapseLeft(container, item).orThunk(() => detail.onEscape(container, item).map(() => container));
        const keyOnItem = f => (container, simulatedEvent) => closest$1(simulatedEvent.getSource(), '.' + detail.markers.item).bind(target => container.getSystem().getByDom(target).toOptional().bind(item => f(container, item).map(always)));
        const events = derive$2([
            run$1(focus(), (sandbox, simulatedEvent) => {
                const item = simulatedEvent.event.item;
                layeredState.lookupItem(getItemValue(item)).each(() => {
                    const menu = simulatedEvent.event.menu;
                    Highlighting.highlight(sandbox, menu);
                    const value = getItemValue(simulatedEvent.event.item);
                    layeredState.refresh(value).each(path => closeOthers(sandbox, layeredState, path));
                });
            }),
            runOnExecute$1((component, simulatedEvent) => {
                const target = simulatedEvent.event.target;
                component.getSystem().getByDom(target).each(item => {
                    const itemValue = getItemValue(item);
                    if (itemValue.indexOf('collapse-item') === 0) {
                        collapseLeft(component, item);
                    }
                    expandRight(component, item, ExpandHighlightDecision.HighlightSubmenu).fold(() => {
                        detail.onExecute(component, item);
                    }, noop);
                });
            }),
            runOnAttached((container, _simulatedEvent) => {
                setup(container).each(primary => {
                    Replacing.append(container, premade(primary));
                    detail.onOpenMenu(container, primary);
                    if (detail.highlightImmediately) {
                        setActiveMenu(container, primary);
                    }
                });
            })
        ].concat(detail.navigateOnHover ? [run$1(hover(), (sandbox, simulatedEvent) => {
            const item = simulatedEvent.event.item;
            updateView(sandbox, item);
            expandRight(sandbox, item, ExpandHighlightDecision.HighlightParent);
            detail.onHover(sandbox, item);
        })] : []));
        const getActiveItem = container => Highlighting.getHighlighted(container).bind(Highlighting.getHighlighted);
        const collapseMenuApi = container => {
            getActiveItem(container).each(currentItem => {
                collapseLeft(container, currentItem);
            });
        };
        const highlightPrimary = container => {
            layeredState.getPrimary().each(primary => {
                setActiveMenu(container, primary);
            });
        };
        const extractMenuFromContainer = container => Optional.from(container.components()[0]).filter(comp => get$f(comp.element, 'role') === 'menu');
        const repositionMenus = container => {
            const maybeActivePrimary = layeredState.getPrimary().bind(primary => getActiveItem(container).bind(currentItem => {
                const itemValue = getItemValue(currentItem);
                const allMenus = values(layeredState.getMenus());
                const preparedMenus = cat(map$2(allMenus, LayeredState.extractPreparedMenu));
                return layeredState.getTriggeringPath(itemValue, v => getItemByValue(container, preparedMenus, v));
            }).map(triggeringPath => ({
                primary,
                triggeringPath
            })));
            maybeActivePrimary.fold(() => {
                extractMenuFromContainer(container).each(primaryMenu => {
                    detail.onRepositionMenu(container, primaryMenu, []);
                });
            }, ({ primary, triggeringPath }) => {
                detail.onRepositionMenu(container, primary, triggeringPath);
            });
        };
        const apis = {
            collapseMenu: collapseMenuApi,
            highlightPrimary,
            repositionMenus
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            markers: detail.markers,
            behaviours: augment(detail.tmenuBehaviours, [
                Keying.config({
                    mode: 'special',
                    onRight: keyOnItem(onRight),
                    onLeft: keyOnItem(onLeft),
                    onEscape: keyOnItem(onEscape),
                    focusIn: (container, _keyInfo) => {
                        layeredState.getPrimary().each(primary => {
                            dispatch(container, primary.element, focusItem());
                        });
                    }
                }),
                Highlighting.config({
                    highlightClass: detail.markers.selectedMenu,
                    itemClass: detail.markers.menu
                }),
                Composing.config({
                    find: container => {
                        return Highlighting.getHighlighted(container);
                    }
                }),
                Replacing.config({})
            ]),
            eventOrder: detail.eventOrder,
            apis,
            events
        };
    };
    const collapseItem$1 = constant$1('collapse-item');

    const tieredData = (primary, menus, expansions) => ({
        primary,
        menus,
        expansions
    });
    const singleData = (name, menu) => ({
        primary: name,
        menus: wrap$1(name, menu),
        expansions: {}
    });
    const collapseItem = text => ({
        value: generate$6(collapseItem$1()),
        meta: { text }
    });
    const tieredMenu = single({
        name: 'TieredMenu',
        configFields: [
            onStrictKeyboardHandler('onExecute'),
            onStrictKeyboardHandler('onEscape'),
            onStrictHandler('onOpenMenu'),
            onStrictHandler('onOpenSubmenu'),
            onHandler('onRepositionMenu'),
            onHandler('onCollapseMenu'),
            defaulted('highlightImmediately', true),
            requiredObjOf('data', [
                required$1('primary'),
                required$1('menus'),
                required$1('expansions')
            ]),
            defaulted('fakeFocus', false),
            onHandler('onHighlight'),
            onHandler('onHover'),
            tieredMenuMarkers(),
            required$1('dom'),
            defaulted('navigateOnHover', true),
            defaulted('stayInDom', false),
            field('tmenuBehaviours', [
                Keying,
                Highlighting,
                Composing,
                Replacing
            ]),
            defaulted('eventOrder', {})
        ],
        apis: {
            collapseMenu: (apis, tmenu) => {
                apis.collapseMenu(tmenu);
            },
            highlightPrimary: (apis, tmenu) => {
                apis.highlightPrimary(tmenu);
            },
            repositionMenus: (apis, tmenu) => {
                apis.repositionMenus(tmenu);
            }
        },
        factory: make$6,
        extraApis: {
            tieredData,
            singleData,
            collapseItem
        }
    });

    const makeMenu = (detail, menuSandbox, placementSpec, menuSpec, getBounds) => {
        const lazySink = () => detail.lazySink(menuSandbox);
        const layouts = menuSpec.type === 'horizontal' ? {
            layouts: {
                onLtr: () => belowOrAbove(),
                onRtl: () => belowOrAboveRtl()
            }
        } : {};
        const isFirstTierSubmenu = triggeringPaths => triggeringPaths.length === 2;
        const getSubmenuLayouts = triggeringPaths => isFirstTierSubmenu(triggeringPaths) ? layouts : {};
        return tieredMenu.sketch({
            dom: { tag: 'div' },
            data: menuSpec.data,
            markers: menuSpec.menu.markers,
            highlightImmediately: menuSpec.menu.highlightImmediately,
            onEscape: () => {
                Sandboxing.close(menuSandbox);
                detail.onEscape.map(handler => handler(menuSandbox));
                return Optional.some(true);
            },
            onExecute: () => {
                return Optional.some(true);
            },
            onOpenMenu: (tmenu, menu) => {
                Positioning.positionWithinBounds(lazySink().getOrDie(), menu, placementSpec, getBounds());
            },
            onOpenSubmenu: (tmenu, item, submenu, triggeringPaths) => {
                const sink = lazySink().getOrDie();
                Positioning.position(sink, submenu, {
                    anchor: {
                        type: 'submenu',
                        item,
                        ...getSubmenuLayouts(triggeringPaths)
                    }
                });
            },
            onRepositionMenu: (tmenu, primaryMenu, submenuTriggers) => {
                const sink = lazySink().getOrDie();
                Positioning.positionWithinBounds(sink, primaryMenu, placementSpec, getBounds());
                each$1(submenuTriggers, st => {
                    const submenuLayouts = getSubmenuLayouts(st.triggeringPath);
                    Positioning.position(sink, st.triggeredMenu, {
                        anchor: {
                            type: 'submenu',
                            item: st.triggeringItem,
                            ...submenuLayouts
                        }
                    });
                });
            }
        });
    };
    const factory$m = (detail, spec) => {
        const isPartOfRelated = (sandbox, queryElem) => {
            const related = detail.getRelated(sandbox);
            return related.exists(rel => isPartOf$1(rel, queryElem));
        };
        const setContent = (sandbox, thing) => {
            Sandboxing.setContent(sandbox, thing);
        };
        const showAt = (sandbox, thing, placementSpec) => {
            showWithin(sandbox, thing, placementSpec, Optional.none());
        };
        const showWithin = (sandbox, thing, placementSpec, boxElement) => {
            showWithinBounds(sandbox, thing, placementSpec, () => boxElement.map(elem => box$1(elem)));
        };
        const showWithinBounds = (sandbox, thing, placementSpec, getBounds) => {
            const sink = detail.lazySink(sandbox).getOrDie();
            Sandboxing.openWhileCloaked(sandbox, thing, () => Positioning.positionWithinBounds(sink, sandbox, placementSpec, getBounds()));
            Representing.setValue(sandbox, Optional.some({
                mode: 'position',
                config: placementSpec,
                getBounds
            }));
        };
        const showMenuAt = (sandbox, placementSpec, menuSpec) => {
            showMenuWithinBounds(sandbox, placementSpec, menuSpec, Optional.none);
        };
        const showMenuWithinBounds = (sandbox, placementSpec, menuSpec, getBounds) => {
            const menu = makeMenu(detail, sandbox, placementSpec, menuSpec, getBounds);
            Sandboxing.open(sandbox, menu);
            Representing.setValue(sandbox, Optional.some({
                mode: 'menu',
                menu
            }));
        };
        const hide = sandbox => {
            if (Sandboxing.isOpen(sandbox)) {
                Representing.setValue(sandbox, Optional.none());
                Sandboxing.close(sandbox);
            }
        };
        const getContent = sandbox => Sandboxing.getState(sandbox);
        const reposition = sandbox => {
            if (Sandboxing.isOpen(sandbox)) {
                Representing.getValue(sandbox).each(state => {
                    switch (state.mode) {
                        case 'menu':
                            Sandboxing.getState(sandbox).each(tieredMenu.repositionMenus);
                            break;
                        case 'position':
                            const sink = detail.lazySink(sandbox).getOrDie();
                            Positioning.positionWithinBounds(sink, sandbox, state.config, state.getBounds());
                            break;
                    }
                });
            }
        };
        const apis = {
            setContent,
            showAt,
            showWithin,
            showWithinBounds,
            showMenuAt,
            showMenuWithinBounds,
            hide,
            getContent,
            reposition,
            isOpen: Sandboxing.isOpen
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            behaviours: augment(detail.inlineBehaviours, [
                Sandboxing.config({
                    isPartOf: (sandbox, data, queryElem) => {
                        return isPartOf$1(data, queryElem) || isPartOfRelated(sandbox, queryElem);
                    },
                    getAttachPoint: sandbox => {
                        return detail.lazySink(sandbox).getOrDie();
                    },
                    onOpen: sandbox => {
                        detail.onShow(sandbox);
                    },
                    onClose: sandbox => {
                        detail.onHide(sandbox);
                    }
                }),
                Representing.config({
                    store: {
                        mode: 'memory',
                        initialValue: Optional.none()
                    }
                }),
                Receiving.config({
                    channels: {
                        ...receivingChannel$1({
                            isExtraPart: spec.isExtraPart,
                            ...detail.fireDismissalEventInstead.map(fe => ({ fireEventInstead: { event: fe.event } })).getOr({})
                        }),
                        ...receivingChannel({
                            ...detail.fireRepositionEventInstead.map(fe => ({ fireEventInstead: { event: fe.event } })).getOr({}),
                            doReposition: reposition
                        })
                    }
                })
            ]),
            eventOrder: detail.eventOrder,
            apis
        };
    };
    const InlineView = single({
        name: 'InlineView',
        configFields: [
            required$1('lazySink'),
            onHandler('onShow'),
            onHandler('onHide'),
            optionFunction('onEscape'),
            field('inlineBehaviours', [
                Sandboxing,
                Representing,
                Receiving
            ]),
            optionObjOf('fireDismissalEventInstead', [defaulted('event', dismissRequested())]),
            optionObjOf('fireRepositionEventInstead', [defaulted('event', repositionRequested())]),
            defaulted('getRelated', Optional.none),
            defaulted('isExtraPart', never),
            defaulted('eventOrder', Optional.none)
        ],
        factory: factory$m,
        apis: {
            showAt: (apis, component, anchor, thing) => {
                apis.showAt(component, anchor, thing);
            },
            showWithin: (apis, component, anchor, thing, boxElement) => {
                apis.showWithin(component, anchor, thing, boxElement);
            },
            showWithinBounds: (apis, component, anchor, thing, bounds) => {
                apis.showWithinBounds(component, anchor, thing, bounds);
            },
            showMenuAt: (apis, component, anchor, menuSpec) => {
                apis.showMenuAt(component, anchor, menuSpec);
            },
            showMenuWithinBounds: (apis, component, anchor, menuSpec, bounds) => {
                apis.showMenuWithinBounds(component, anchor, menuSpec, bounds);
            },
            hide: (apis, component) => {
                apis.hide(component);
            },
            isOpen: (apis, component) => apis.isOpen(component),
            getContent: (apis, component) => apis.getContent(component),
            setContent: (apis, component, thing) => {
                apis.setContent(component, thing);
            },
            reposition: (apis, component) => {
                apis.reposition(component);
            }
        }
    });

    var global$9 = tinymce.util.Tools.resolve('tinymce.util.Delay');

    const factory$l = detail => {
        const events = events$a(detail.action);
        const tag = detail.dom.tag;
        const lookupAttr = attr => get$g(detail.dom, 'attributes').bind(attrs => get$g(attrs, attr));
        const getModAttributes = () => {
            if (tag === 'button') {
                const type = lookupAttr('type').getOr('button');
                const roleAttrs = lookupAttr('role').map(role => ({ role })).getOr({});
                return {
                    type,
                    ...roleAttrs
                };
            } else {
                const role = lookupAttr('role').getOr('button');
                return { role };
            }
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components: detail.components,
            events,
            behaviours: SketchBehaviours.augment(detail.buttonBehaviours, [
                Focusing.config({}),
                Keying.config({
                    mode: 'execution',
                    useSpace: true,
                    useEnter: true
                })
            ]),
            domModification: { attributes: getModAttributes() },
            eventOrder: detail.eventOrder
        };
    };
    const Button = single({
        name: 'Button',
        factory: factory$l,
        configFields: [
            defaulted('uid', undefined),
            required$1('dom'),
            defaulted('components', []),
            SketchBehaviours.field('buttonBehaviours', [
                Focusing,
                Keying
            ]),
            option$3('action'),
            option$3('role'),
            defaulted('eventOrder', {})
        ]
    });

    const record = spec => {
        const uid = isSketchSpec(spec) && hasNonNullableKey(spec, 'uid') ? spec.uid : generate$5('memento');
        const get = anyInSystem => anyInSystem.getSystem().getByUid(uid).getOrDie();
        const getOpt = anyInSystem => anyInSystem.getSystem().getByUid(uid).toOptional();
        const asSpec = () => ({
            ...spec,
            uid
        });
        return {
            get,
            getOpt,
            asSpec
        };
    };

    var global$8 = tinymce.util.Tools.resolve('tinymce.util.I18n');

    const rtlTransform = {
        'indent': true,
        'outdent': true,
        'table-insert-column-after': true,
        'table-insert-column-before': true,
        'paste-column-after': true,
        'paste-column-before': true,
        'unordered-list': true,
        'list-bull-circle': true,
        'list-bull-default': true,
        'list-bull-square': true
    };
    const defaultIconName = 'temporary-placeholder';
    const defaultIcon = icons => () => get$g(icons, defaultIconName).getOr('!not found!');
    const getIconName = (name, icons) => {
        const lcName = name.toLowerCase();
        if (global$8.isRtl()) {
            const rtlName = ensureTrailing(lcName, '-rtl');
            return has$2(icons, rtlName) ? rtlName : lcName;
        } else {
            return lcName;
        }
    };
    const lookupIcon = (name, icons) => get$g(icons, getIconName(name, icons));
    const get$2 = (name, iconProvider) => {
        const icons = iconProvider();
        return lookupIcon(name, icons).getOrThunk(defaultIcon(icons));
    };
    const getOr = (name, iconProvider, fallbackIcon) => {
        const icons = iconProvider();
        return lookupIcon(name, icons).or(fallbackIcon).getOrThunk(defaultIcon(icons));
    };
    const needsRtlTransform = iconName => global$8.isRtl() ? has$2(rtlTransform, iconName) : false;
    const addFocusableBehaviour = () => config('add-focusable', [runOnAttached(comp => {
        child(comp.element, 'svg').each(svg => set$9(svg, 'focusable', 'false'));
    })]);
    const renderIcon$2 = (spec, iconName, icons, fallbackIcon) => {
        var _a, _b;
        const rtlIconClasses = needsRtlTransform(iconName) ? ['tox-icon--flip'] : [];
        const iconHtml = get$g(icons, getIconName(iconName, icons)).or(fallbackIcon).getOrThunk(defaultIcon(icons));
        return {
            dom: {
                tag: spec.tag,
                attributes: (_a = spec.attributes) !== null && _a !== void 0 ? _a : {},
                classes: spec.classes.concat(rtlIconClasses),
                innerHtml: iconHtml
            },
            behaviours: derive$1([
                ...(_b = spec.behaviours) !== null && _b !== void 0 ? _b : [],
                addFocusableBehaviour()
            ])
        };
    };
    const render$3 = (iconName, spec, iconProvider, fallbackIcon = Optional.none()) => renderIcon$2(spec, iconName, iconProvider(), fallbackIcon);
    const renderFirst = (iconNames, spec, iconProvider) => {
        const icons = iconProvider();
        const iconName = find$5(iconNames, name => has$2(icons, getIconName(name, icons)));
        return renderIcon$2(spec, iconName.getOr(defaultIconName), icons, Optional.none());
    };

    const notificationIconMap = {
        success: 'checkmark',
        error: 'warning',
        err: 'error',
        warning: 'warning',
        warn: 'warning',
        info: 'info'
    };
    const factory$k = detail => {
        const memBannerText = record({
            dom: {
                tag: 'p',
                innerHtml: detail.translationProvider(detail.text)
            },
            behaviours: derive$1([Replacing.config({})])
        });
        const renderPercentBar = percent => ({
            dom: {
                tag: 'div',
                classes: ['tox-bar'],
                styles: { width: `${ percent }%` }
            }
        });
        const renderPercentText = percent => ({
            dom: {
                tag: 'div',
                classes: ['tox-text'],
                innerHtml: `${ percent }%`
            }
        });
        const memBannerProgress = record({
            dom: {
                tag: 'div',
                classes: detail.progress ? [
                    'tox-progress-bar',
                    'tox-progress-indicator'
                ] : ['tox-progress-bar']
            },
            components: [{
                    dom: {
                        tag: 'div',
                        classes: ['tox-bar-container']
                    },
                    components: [renderPercentBar(0)]
                },
                renderPercentText(0)
            ],
            behaviours: derive$1([Replacing.config({})])
        });
        const updateProgress = (comp, percent) => {
            if (comp.getSystem().isConnected()) {
                memBannerProgress.getOpt(comp).each(progress => {
                    Replacing.set(progress, [{
                            dom: {
                                tag: 'div',
                                classes: ['tox-bar-container']
                            },
                            components: [renderPercentBar(percent)]
                        },
                        renderPercentText(percent)
                    ]);
                });
            }
        };
        const updateText = (comp, text) => {
            if (comp.getSystem().isConnected()) {
                const banner = memBannerText.get(comp);
                Replacing.set(banner, [text$1(text)]);
            }
        };
        const apis = {
            updateProgress,
            updateText
        };
        const iconChoices = flatten([
            detail.icon.toArray(),
            detail.level.toArray(),
            detail.level.bind(level => Optional.from(notificationIconMap[level])).toArray()
        ]);
        const memButton = record(Button.sketch({
            dom: {
                tag: 'button',
                classes: [
                    'tox-notification__dismiss',
                    'tox-button',
                    'tox-button--naked',
                    'tox-button--icon'
                ]
            },
            components: [render$3('close', {
                tag: 'div',
                classes: ['tox-icon'],
                attributes: { 'aria-label': detail.translationProvider('Close') }
            }, detail.iconProvider)],
            action: comp => {
                detail.onAction(comp);
            }
        }));
        const notificationIconSpec = renderFirst(iconChoices, {
            tag: 'div',
            classes: ['tox-notification__icon']
        }, detail.iconProvider);
        const notificationBodySpec = {
            dom: {
                tag: 'div',
                classes: ['tox-notification__body']
            },
            components: [memBannerText.asSpec()],
            behaviours: derive$1([Replacing.config({})])
        };
        const components = [
            notificationIconSpec,
            notificationBodySpec
        ];
        return {
            uid: detail.uid,
            dom: {
                tag: 'div',
                attributes: { role: 'alert' },
                classes: detail.level.map(level => [
                    'tox-notification',
                    'tox-notification--in',
                    `tox-notification--${ level }`
                ]).getOr([
                    'tox-notification',
                    'tox-notification--in'
                ])
            },
            behaviours: derive$1([
                Focusing.config({}),
                config('notification-events', [run$1(focusin(), comp => {
                    memButton.getOpt(comp).each(Focusing.focus);
                })])
            ]),
            components: components.concat(detail.progress ? [memBannerProgress.asSpec()] : []).concat(!detail.closeButton ? [] : [memButton.asSpec()]),
            apis
        };
    };
    const Notification = single({
        name: 'Notification',
        factory: factory$k,
        configFields: [
            option$3('level'),
            required$1('progress'),
            required$1('icon'),
            required$1('onAction'),
            required$1('text'),
            required$1('iconProvider'),
            required$1('translationProvider'),
            defaultedBoolean('closeButton', true)
        ],
        apis: {
            updateProgress: (apis, comp, percent) => {
                apis.updateProgress(comp, percent);
            },
            updateText: (apis, comp, text) => {
                apis.updateText(comp, text);
            }
        }
    });

    var NotificationManagerImpl = (editor, extras, uiMothership) => {
        const sharedBackstage = extras.backstage.shared;
        const getBounds = () => {
            const contentArea = box$1(SugarElement.fromDom(editor.getContentAreaContainer()));
            const win$1 = win();
            const x = clamp(win$1.x, contentArea.x, contentArea.right);
            const y = clamp(win$1.y, contentArea.y, contentArea.bottom);
            const right = Math.max(contentArea.right, win$1.right);
            const bottom = Math.max(contentArea.bottom, win$1.bottom);
            return Optional.some(bounds(x, y, right - x, bottom - y));
        };
        const open = (settings, closeCallback) => {
            const close = () => {
                closeCallback();
                InlineView.hide(notificationWrapper);
            };
            const notification = build$1(Notification.sketch({
                text: settings.text,
                level: contains$2([
                    'success',
                    'error',
                    'warning',
                    'warn',
                    'info'
                ], settings.type) ? settings.type : undefined,
                progress: settings.progressBar === true,
                icon: Optional.from(settings.icon),
                closeButton: settings.closeButton,
                onAction: close,
                iconProvider: sharedBackstage.providers.icons,
                translationProvider: sharedBackstage.providers.translate
            }));
            const notificationWrapper = build$1(InlineView.sketch({
                dom: {
                    tag: 'div',
                    classes: ['tox-notifications-container']
                },
                lazySink: sharedBackstage.getSink,
                fireDismissalEventInstead: {},
                ...sharedBackstage.header.isPositionedAtTop() ? {} : { fireRepositionEventInstead: {} }
            }));
            uiMothership.add(notificationWrapper);
            if (settings.timeout > 0) {
                global$9.setEditorTimeout(editor, () => {
                    close();
                }, settings.timeout);
            }
            const reposition = () => {
                const notificationSpec = premade(notification);
                const anchorOverrides = { maxHeightFunction: expandable$1() };
                const allNotifications = editor.notificationManager.getNotifications();
                if (allNotifications[0] === thisNotification) {
                    const anchor = {
                        ...sharedBackstage.anchors.banner(),
                        overrides: anchorOverrides
                    };
                    InlineView.showWithinBounds(notificationWrapper, notificationSpec, { anchor }, getBounds);
                } else {
                    indexOf(allNotifications, thisNotification).each(idx => {
                        const previousNotification = allNotifications[idx - 1].getEl();
                        const nodeAnchor = {
                            type: 'node',
                            root: body(),
                            node: Optional.some(SugarElement.fromDom(previousNotification)),
                            overrides: anchorOverrides,
                            layouts: {
                                onRtl: () => [south$2],
                                onLtr: () => [south$2]
                            }
                        };
                        InlineView.showWithinBounds(notificationWrapper, notificationSpec, { anchor: nodeAnchor }, getBounds);
                    });
                }
            };
            const thisNotification = {
                close,
                reposition,
                text: nuText => {
                    Notification.updateText(notification, nuText);
                },
                settings,
                getEl: () => notification.element.dom,
                progressBar: {
                    value: percent => {
                        Notification.updateProgress(notification, percent);
                    }
                }
            };
            return thisNotification;
        };
        const close = notification => {
            notification.close();
        };
        const getArgs = notification => {
            return notification.settings;
        };
        return {
            open,
            close,
            getArgs
        };
    };

    var global$7 = tinymce.util.Tools.resolve('tinymce.dom.DOMUtils');

    var global$6 = tinymce.util.Tools.resolve('tinymce.EditorManager');

    var global$5 = tinymce.util.Tools.resolve('tinymce.Env');

    var ToolbarMode$1;
    (function(ToolbarMode) {
        ToolbarMode['default'] = 'wrap';
        ToolbarMode['floating'] = 'floating';
        ToolbarMode['sliding'] = 'sliding';
        ToolbarMode['scrolling'] = 'scrolling';
    }(ToolbarMode$1 || (ToolbarMode$1 = {})));
    var ToolbarLocation$1;
    (function(ToolbarLocation) {
        ToolbarLocation['auto'] = 'auto';
        ToolbarLocation['top'] = 'top';
        ToolbarLocation['bottom'] = 'bottom';
    }(ToolbarLocation$1 || (ToolbarLocation$1 = {})));
    const option$2 = name => editor => editor.options.get(name);
    const wrapOptional = fn => editor => Optional.from(fn(editor));
    const register$e = editor => {
        const isPhone = global$5.deviceType.isPhone();
        const isMobile = global$5.deviceType.isTablet() || isPhone;
        const registerOption = editor.options.register;
        const stringOrFalseProcessor = value => isString(value) || value === false;
        const stringOrNumberProcessor = value => isString(value) || isNumber(value);
        registerOption('skin', {
            processor: value => isString(value) || value === false,
            default: 'oxide'
        });
        registerOption('skin_url', { processor: 'string' });
        registerOption('height', {
            processor: stringOrNumberProcessor,
            default: Math.max(editor.getElement().offsetHeight, 400)
        });
        registerOption('width', {
            processor: stringOrNumberProcessor,
            default: global$7.DOM.getStyle(editor.getElement(), 'width')
        });
        registerOption('min_height', {
            processor: 'number',
            default: 100
        });
        registerOption('min_width', { processor: 'number' });
        registerOption('max_height', { processor: 'number' });
        registerOption('max_width', { processor: 'number' });
        registerOption('style_formats', { processor: 'object[]' });
        registerOption('style_formats_merge', {
            processor: 'boolean',
            default: false
        });
        registerOption('style_formats_autohide', {
            processor: 'boolean',
            default: false
        });
        registerOption('line_height_formats', {
            processor: 'string',
            default: '1 1.1 1.2 1.3 1.4 1.5 2'
        });
        registerOption('font_family_formats', {
            processor: 'string',
            default: 'Andale Mono=andale mono,monospace;' + 'Arial=arial,helvetica,sans-serif;' + 'Arial Black=arial black,sans-serif;' + 'Book Antiqua=book antiqua,palatino,serif;' + 'Comic Sans MS=comic sans ms,sans-serif;' + 'Courier New=courier new,courier,monospace;' + 'Georgia=georgia,palatino,serif;' + 'Helvetica=helvetica,arial,sans-serif;' + 'Impact=impact,sans-serif;' + 'Symbol=symbol;' + 'Tahoma=tahoma,arial,helvetica,sans-serif;' + 'Terminal=terminal,monaco,monospace;' + 'Times New Roman=times new roman,times,serif;' + 'Trebuchet MS=trebuchet ms,geneva,sans-serif;' + 'Verdana=verdana,geneva,sans-serif;' + 'Webdings=webdings;' + 'Wingdings=wingdings,zapf dingbats'
        });
        registerOption('font_size_formats', {
            processor: 'string',
            default: '8pt 10pt 12pt 14pt 18pt 24pt 36pt'
        });
        registerOption('block_formats', {
            processor: 'string',
            default: 'Paragraph=p;' + 'Heading 1=h1;' + 'Heading 2=h2;' + 'Heading 3=h3;' + 'Heading 4=h4;' + 'Heading 5=h5;' + 'Heading 6=h6;' + 'Preformatted=pre'
        });
        registerOption('content_langs', { processor: 'object[]' });
        registerOption('removed_menuitems', {
            processor: 'string',
            default: ''
        });
        registerOption('menubar', {
            processor: value => isString(value) || isBoolean(value),
            default: !isPhone
        });
        registerOption('menu', {
            processor: 'object',
            default: {}
        });
        registerOption('toolbar', {
            processor: value => {
                if (isBoolean(value) || isString(value) || isArray(value)) {
                    return {
                        value,
                        valid: true
                    };
                } else {
                    return {
                        valid: false,
                        message: 'Must be a boolean, string or array.'
                    };
                }
            },
            default: true
        });
        range$2(9, num => {
            registerOption('toolbar' + (num + 1), { processor: 'string' });
        });
        registerOption('toolbar_mode', {
            processor: 'string',
            default: isMobile ? 'scrolling' : 'floating'
        });
        registerOption('toolbar_groups', {
            processor: 'object',
            default: {}
        });
        registerOption('toolbar_location', {
            processor: 'string',
            default: ToolbarLocation$1.auto
        });
        registerOption('toolbar_persist', {
            processor: 'boolean',
            default: false
        });
        registerOption('toolbar_sticky', {
            processor: 'boolean',
            default: editor.inline
        });
        registerOption('toolbar_sticky_offset', {
            processor: 'number',
            default: 0
        });
        registerOption('fixed_toolbar_container', {
            processor: 'string',
            default: ''
        });
        registerOption('fixed_toolbar_container_target', { processor: 'object' });
        registerOption('file_picker_callback', { processor: 'function' });
        registerOption('file_picker_validator_handler', { processor: 'function' });
        registerOption('file_picker_types', { processor: 'string' });
        registerOption('typeahead_urls', {
            processor: 'boolean',
            default: true
        });
        registerOption('anchor_top', {
            processor: stringOrFalseProcessor,
            default: '#top'
        });
        registerOption('anchor_bottom', {
            processor: stringOrFalseProcessor,
            default: '#bottom'
        });
        registerOption('draggable_modal', {
            processor: 'boolean',
            default: false
        });
        registerOption('statusbar', {
            processor: 'boolean',
            default: true
        });
        registerOption('elementpath', {
            processor: 'boolean',
            default: true
        });
        registerOption('branding', {
            processor: 'boolean',
            default: true
        });
        registerOption('resize', {
            processor: value => value === 'both' || isBoolean(value),
            default: !global$5.deviceType.isTouch()
        });
    };
    const isReadOnly = option$2('readonly');
    const getHeightOption = option$2('height');
    const getWidthOption = option$2('width');
    const getMinWidthOption = wrapOptional(option$2('min_width'));
    const getMinHeightOption = wrapOptional(option$2('min_height'));
    const getMaxWidthOption = wrapOptional(option$2('max_width'));
    const getMaxHeightOption = wrapOptional(option$2('max_height'));
    const getUserStyleFormats = wrapOptional(option$2('style_formats'));
    const shouldMergeStyleFormats = option$2('style_formats_merge');
    const shouldAutoHideStyleFormats = option$2('style_formats_autohide');
    const getContentLanguages = option$2('content_langs');
    const getRemovedMenuItems = option$2('removed_menuitems');
    const getToolbarMode = option$2('toolbar_mode');
    const getToolbarGroups = option$2('toolbar_groups');
    const getToolbarLocation = option$2('toolbar_location');
    const fixedContainerSelector = option$2('fixed_toolbar_container');
    const fixedToolbarContainerTarget = option$2('fixed_toolbar_container_target');
    const isToolbarPersist = option$2('toolbar_persist');
    const getStickyToolbarOffset = option$2('toolbar_sticky_offset');
    const getMenubar = option$2('menubar');
    const getToolbar = option$2('toolbar');
    const getFilePickerCallback = option$2('file_picker_callback');
    const getFilePickerValidatorHandler = option$2('file_picker_validator_handler');
    const getFilePickerTypes = option$2('file_picker_types');
    const useTypeaheadUrls = option$2('typeahead_urls');
    const getAnchorTop = option$2('anchor_top');
    const getAnchorBottom = option$2('anchor_bottom');
    const isDraggableModal$1 = option$2('draggable_modal');
    const useStatusBar = option$2('statusbar');
    const useElementPath = option$2('elementpath');
    const useBranding = option$2('branding');
    const getResize = option$2('resize');
    const getPasteAsText = option$2('paste_as_text');
    const isSkinDisabled = editor => editor.options.get('skin') === false;
    const isMenubarEnabled = editor => editor.options.get('menubar') !== false;
    const getSkinUrl = editor => {
        const skinUrl = editor.options.get('skin_url');
        if (isSkinDisabled(editor)) {
            return skinUrl;
        } else {
            if (skinUrl) {
                return editor.documentBaseURI.toAbsolute(skinUrl);
            } else {
                const skin = editor.options.get('skin');
                return global$6.baseURL + '/skins/ui/' + skin;
            }
        }
    };
    const getLineHeightFormats = editor => editor.options.get('line_height_formats').split(' ');
    const isToolbarEnabled = editor => {
        const toolbar = getToolbar(editor);
        const isToolbarString = isString(toolbar);
        const isToolbarObjectArray = isArray(toolbar) && toolbar.length > 0;
        return !isMultipleToolbars(editor) && (isToolbarObjectArray || isToolbarString || toolbar === true);
    };
    const getMultipleToolbarsOption = editor => {
        const toolbars = range$2(9, num => editor.options.get('toolbar' + (num + 1)));
        const toolbarArray = filter$2(toolbars, isString);
        return someIf(toolbarArray.length > 0, toolbarArray);
    };
    const isMultipleToolbars = editor => getMultipleToolbarsOption(editor).fold(() => {
        const toolbar = getToolbar(editor);
        return isArrayOf(toolbar, isString) && toolbar.length > 0;
    }, always);
    const isToolbarLocationBottom = editor => getToolbarLocation(editor) === ToolbarLocation$1.bottom;
    const fixedContainerTarget = editor => {
        if (!editor.inline) {
            return Optional.none();
        }
        const selector = fixedContainerSelector(editor);
        if (selector.length > 0) {
            return descendant(body(), selector);
        }
        const element = fixedToolbarContainerTarget(editor);
        if (isNonNullable(element)) {
            return Optional.some(SugarElement.fromDom(element));
        }
        return Optional.none();
    };
    const useFixedContainer = editor => editor.inline && fixedContainerTarget(editor).isSome();
    const getUiContainer = editor => {
        const fixedContainer = fixedContainerTarget(editor);
        return fixedContainer.getOrThunk(() => getContentContainer(getRootNode(SugarElement.fromDom(editor.getElement()))));
    };
    const isDistractionFree = editor => editor.inline && !isMenubarEnabled(editor) && !isToolbarEnabled(editor) && !isMultipleToolbars(editor);
    const isStickyToolbar = editor => {
        const isStickyToolbar = editor.options.get('toolbar_sticky');
        return (isStickyToolbar || editor.inline) && !useFixedContainer(editor) && !isDistractionFree(editor);
    };
    const getMenus = editor => {
        const menu = editor.options.get('menu');
        return map$1(menu, menu => ({
            ...menu,
            items: menu.items
        }));
    };

    var Options = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        get ToolbarMode() { return ToolbarMode$1; },
        get ToolbarLocation() { return ToolbarLocation$1; },
        register: register$e,
        getSkinUrl: getSkinUrl,
        isReadOnly: isReadOnly,
        isSkinDisabled: isSkinDisabled,
        getHeightOption: getHeightOption,
        getWidthOption: getWidthOption,
        getMinWidthOption: getMinWidthOption,
        getMinHeightOption: getMinHeightOption,
        getMaxWidthOption: getMaxWidthOption,
        getMaxHeightOption: getMaxHeightOption,
        getUserStyleFormats: getUserStyleFormats,
        shouldMergeStyleFormats: shouldMergeStyleFormats,
        shouldAutoHideStyleFormats: shouldAutoHideStyleFormats,
        getLineHeightFormats: getLineHeightFormats,
        getContentLanguages: getContentLanguages,
        getRemovedMenuItems: getRemovedMenuItems,
        isMenubarEnabled: isMenubarEnabled,
        isMultipleToolbars: isMultipleToolbars,
        isToolbarEnabled: isToolbarEnabled,
        isToolbarPersist: isToolbarPersist,
        getMultipleToolbarsOption: getMultipleToolbarsOption,
        getUiContainer: getUiContainer,
        useFixedContainer: useFixedContainer,
        getToolbarMode: getToolbarMode,
        isDraggableModal: isDraggableModal$1,
        isDistractionFree: isDistractionFree,
        isStickyToolbar: isStickyToolbar,
        getStickyToolbarOffset: getStickyToolbarOffset,
        getToolbarLocation: getToolbarLocation,
        isToolbarLocationBottom: isToolbarLocationBottom,
        getToolbarGroups: getToolbarGroups,
        getMenus: getMenus,
        getMenubar: getMenubar,
        getToolbar: getToolbar,
        getFilePickerCallback: getFilePickerCallback,
        getFilePickerTypes: getFilePickerTypes,
        useTypeaheadUrls: useTypeaheadUrls,
        getAnchorTop: getAnchorTop,
        getAnchorBottom: getAnchorBottom,
        getFilePickerValidatorHandler: getFilePickerValidatorHandler,
        useStatusBar: useStatusBar,
        useElementPath: useElementPath,
        useBranding: useBranding,
        getResize: getResize,
        getPasteAsText: getPasteAsText
    });

    const autocompleteSelector = '[data-mce-autocompleter]';
    const detect = elm => closest$1(elm, autocompleteSelector);
    const findIn = elm => descendant(elm, autocompleteSelector);

    const setup$e = (api, editor) => {
        const redirectKeyToItem = (item, e) => {
            emitWith(item, keydown(), { raw: e });
        };
        const getItem = () => api.getView().bind(Highlighting.getHighlighted);
        editor.on('keydown', e => {
            const keyCode = e.which;
            if (!api.isActive()) {
                return;
            }
            if (api.isMenuOpen()) {
                if (keyCode === 13) {
                    getItem().each(emitExecute);
                    e.preventDefault();
                } else if (keyCode === 40) {
                    getItem().fold(() => {
                        api.getView().each(Highlighting.highlightFirst);
                    }, item => {
                        redirectKeyToItem(item, e);
                    });
                    e.preventDefault();
                    e.stopImmediatePropagation();
                } else if (keyCode === 37 || keyCode === 38 || keyCode === 39) {
                    getItem().each(item => {
                        redirectKeyToItem(item, e);
                        e.preventDefault();
                        e.stopImmediatePropagation();
                    });
                }
            } else {
                if (keyCode === 13 || keyCode === 38 || keyCode === 40) {
                    api.cancelIfNecessary();
                }
            }
        });
        editor.on('NodeChange', e => {
            if (api.isActive() && !api.isProcessingAction() && detect(SugarElement.fromDom(e.element)).isNone()) {
                api.cancelIfNecessary();
            }
        });
    };
    const AutocompleterEditorEvents = { setup: setup$e };

    var ItemResponse;
    (function(ItemResponse) {
        ItemResponse[ItemResponse['CLOSE_ON_EXECUTE'] = 0] = 'CLOSE_ON_EXECUTE';
        ItemResponse[ItemResponse['BUBBLE_TO_SANDBOX'] = 1] = 'BUBBLE_TO_SANDBOX';
    }(ItemResponse || (ItemResponse = {})));
    var ItemResponse$1 = ItemResponse;

    const navClass = 'tox-menu-nav__js';
    const selectableClass = 'tox-collection__item';
    const colorClass = 'tox-swatch';
    const presetClasses = {
        normal: navClass,
        color: colorClass
    };
    const tickedClass = 'tox-collection__item--enabled';
    const groupHeadingClass = 'tox-collection__group-heading';
    const iconClass = 'tox-collection__item-icon';
    const textClass = 'tox-collection__item-label';
    const accessoryClass = 'tox-collection__item-accessory';
    const caretClass = 'tox-collection__item-caret';
    const checkmarkClass = 'tox-collection__item-checkmark';
    const activeClass = 'tox-collection__item--active';
    const containerClass = 'tox-collection__item-container';
    const containerColumnClass = 'tox-collection__item-container--column';
    const containerRowClass = 'tox-collection__item-container--row';
    const containerAlignRightClass = 'tox-collection__item-container--align-right';
    const containerAlignLeftClass = 'tox-collection__item-container--align-left';
    const containerValignTopClass = 'tox-collection__item-container--valign-top';
    const containerValignMiddleClass = 'tox-collection__item-container--valign-middle';
    const containerValignBottomClass = 'tox-collection__item-container--valign-bottom';
    const classForPreset = presets => get$g(presetClasses, presets).getOr(navClass);

    const forMenu = presets => {
        if (presets === 'color') {
            return 'tox-swatches';
        } else {
            return 'tox-menu';
        }
    };
    const classes = presets => ({
        backgroundMenu: 'tox-background-menu',
        selectedMenu: 'tox-selected-menu',
        selectedItem: 'tox-collection__item--active',
        hasIcons: 'tox-menu--has-icons',
        menu: forMenu(presets),
        tieredMenu: 'tox-tiered-menu'
    });

    const markers = presets => {
        const menuClasses = classes(presets);
        return {
            backgroundMenu: menuClasses.backgroundMenu,
            selectedMenu: menuClasses.selectedMenu,
            menu: menuClasses.menu,
            selectedItem: menuClasses.selectedItem,
            item: classForPreset(presets)
        };
    };
    const dom$1 = (hasIcons, columns, presets) => {
        const menuClasses = classes(presets);
        return {
            tag: 'div',
            classes: flatten([
                [
                    menuClasses.menu,
                    `tox-menu-${ columns }-column`
                ],
                hasIcons ? [menuClasses.hasIcons] : []
            ])
        };
    };
    const components = [Menu.parts.items({})];
    const part = (hasIcons, columns, presets) => {
        const menuClasses = classes(presets);
        const d = {
            tag: 'div',
            classes: flatten([
                [menuClasses.tieredMenu]
            ])
        };
        return {
            dom: d,
            markers: markers(presets)
        };
    };

    const chunk = (rowDom, numColumns) => items => {
        const chunks = chunk$1(items, numColumns);
        return map$2(chunks, c => ({
            dom: rowDom,
            components: c
        }));
    };
    const forSwatch = columns => ({
        dom: {
            tag: 'div',
            classes: [
                'tox-menu',
                'tox-swatches-menu'
            ]
        },
        components: [{
            dom: {
                tag: 'div',
                classes: ['tox-swatches']
            },
            components: [Menu.parts.items({
                preprocess: columns !== 'auto' ? chunk({
                    tag: 'div',
                    classes: ['tox-swatches__row']
                }, columns) : identity
            })]
        }]
    });
    const forToolbar = columns => ({
        dom: {
            tag: 'div',
            classes: [
                'tox-menu',
                'tox-collection',
                'tox-collection--toolbar',
                'tox-collection--toolbar-lg'
            ]
        },
        components: [Menu.parts.items({
            preprocess: chunk({
                tag: 'div',
                classes: ['tox-collection__group']
            }, columns)
        })]
    });
    const preprocessCollection = (items, isSeparator) => {
        const allSplits = [];
        let currentSplit = [];
        each$1(items, (item, i) => {
            if (isSeparator(item, i)) {
                if (currentSplit.length > 0) {
                    allSplits.push(currentSplit);
                }
                currentSplit = [];
                if (has$2(item.dom, 'innerHtml') || item.components.length > 0) {
                    currentSplit.push(item);
                }
            } else {
                currentSplit.push(item);
            }
        });
        if (currentSplit.length > 0) {
            allSplits.push(currentSplit);
        }
        return map$2(allSplits, s => ({
            dom: {
                tag: 'div',
                classes: ['tox-collection__group']
            },
            components: s
        }));
    };
    const forCollection = (columns, initItems, _hasIcons = true) => ({
        dom: {
            tag: 'div',
            classes: [
                'tox-menu',
                'tox-collection'
            ].concat(columns === 1 ? ['tox-collection--list'] : ['tox-collection--grid'])
        },
        components: [Menu.parts.items({
            preprocess: items => {
                if (columns !== 'auto' && columns > 1) {
                    return chunk({
                        tag: 'div',
                        classes: ['tox-collection__group']
                    }, columns)(items);
                } else {
                    return preprocessCollection(items, (_item, i) => initItems[i].type === 'separator');
                }
            }
        })]
    });
    const forHorizontalCollection = (initItems, _hasIcons = true) => ({
        dom: {
            tag: 'div',
            classes: [
                'tox-collection',
                'tox-collection--horizontal'
            ]
        },
        components: [Menu.parts.items({ preprocess: items => preprocessCollection(items, (_item, i) => initItems[i].type === 'separator') })]
    });

    const menuHasIcons = xs => exists(xs, item => 'icon' in item && item.icon !== undefined);
    const handleError = error => {
        console.error(formatError(error));
        console.log(error);
        return Optional.none();
    };
    const createHorizontalPartialMenuWithAlloyItems = (value, _hasIcons, items, _columns, _presets) => {
        const structure = forHorizontalCollection(items);
        return {
            value,
            dom: structure.dom,
            components: structure.components,
            items
        };
    };
    const createPartialMenuWithAlloyItems = (value, hasIcons, items, columns, presets) => {
        if (presets === 'color') {
            const structure = forSwatch(columns);
            return {
                value,
                dom: structure.dom,
                components: structure.components,
                items
            };
        }
        if (presets === 'normal' && columns === 'auto') {
            const structure = forCollection(columns, items);
            return {
                value,
                dom: structure.dom,
                components: structure.components,
                items
            };
        }
        if (presets === 'normal' && columns === 1) {
            const structure = forCollection(1, items);
            return {
                value,
                dom: structure.dom,
                components: structure.components,
                items
            };
        }
        if (presets === 'normal') {
            const structure = forCollection(columns, items);
            return {
                value,
                dom: structure.dom,
                components: structure.components,
                items
            };
        }
        if (presets === 'listpreview' && columns !== 'auto') {
            const structure = forToolbar(columns);
            return {
                value,
                dom: structure.dom,
                components: structure.components,
                items
            };
        }
        return {
            value,
            dom: dom$1(hasIcons, columns, presets),
            components: components,
            items
        };
    };

    const type = requiredString('type');
    const name$1 = requiredString('name');
    const label = requiredString('label');
    const text = requiredString('text');
    const title = requiredString('title');
    const icon = requiredString('icon');
    const value$1 = requiredString('value');
    const fetch$1 = requiredFunction('fetch');
    const getSubmenuItems = requiredFunction('getSubmenuItems');
    const onAction = requiredFunction('onAction');
    const onItemAction = requiredFunction('onItemAction');
    const onSetup = defaultedFunction('onSetup', () => noop);
    const optionalName = optionString('name');
    const optionalText = optionString('text');
    const optionalIcon = optionString('icon');
    const optionalTooltip = optionString('tooltip');
    const optionalLabel = optionString('label');
    const optionalShortcut = optionString('shortcut');
    const optionalSelect = optionFunction('select');
    const active = defaultedBoolean('active', false);
    const borderless = defaultedBoolean('borderless', false);
    const enabled = defaultedBoolean('enabled', true);
    const primary = defaultedBoolean('primary', false);
    const defaultedColumns = num => defaulted('columns', num);
    const defaultedMeta = defaulted('meta', {});
    const defaultedOnAction = defaultedFunction('onAction', noop);
    const defaultedType = type => defaultedString('type', type);
    const generatedName = namePrefix => field$1('name', 'name', defaultedThunk(() => generate$6(`${ namePrefix }-name`)), string);
    const generatedValue = valuePrefix => field$1('value', 'value', defaultedThunk(() => generate$6(`${ valuePrefix }-value`)), anyValue());

    const separatorMenuItemSchema = objOf([
        type,
        optionalText
    ]);
    const createSeparatorMenuItem = spec => asRaw('separatormenuitem', separatorMenuItemSchema, spec);

    const autocompleterItemSchema = objOf([
        defaultedType('autocompleteitem'),
        active,
        enabled,
        defaultedMeta,
        value$1,
        optionalText,
        optionalIcon
    ]);
    const createSeparatorItem = spec => asRaw('Autocompleter.Separator', separatorMenuItemSchema, spec);
    const createAutocompleterItem = spec => asRaw('Autocompleter.Item', autocompleterItemSchema, spec);

    const baseToolbarButtonFields = [
        enabled,
        optionalTooltip,
        optionalIcon,
        optionalText,
        onSetup
    ];
    const toolbarButtonSchema = objOf([
        type,
        onAction
    ].concat(baseToolbarButtonFields));
    const createToolbarButton = spec => asRaw('toolbarbutton', toolbarButtonSchema, spec);

    const baseToolbarToggleButtonFields = [active].concat(baseToolbarButtonFields);
    const toggleButtonSchema = objOf(baseToolbarToggleButtonFields.concat([
        type,
        onAction
    ]));
    const createToggleButton = spec => asRaw('ToggleButton', toggleButtonSchema, spec);

    const contextBarFields = [
        defaultedFunction('predicate', never),
        defaultedStringEnum('scope', 'node', [
            'node',
            'editor'
        ]),
        defaultedStringEnum('position', 'selection', [
            'node',
            'selection',
            'line'
        ])
    ];

    const contextButtonFields = baseToolbarButtonFields.concat([
        defaultedType('contextformbutton'),
        primary,
        onAction,
        customField('original', identity)
    ]);
    const contextToggleButtonFields = baseToolbarToggleButtonFields.concat([
        defaultedType('contextformbutton'),
        primary,
        onAction,
        customField('original', identity)
    ]);
    const launchButtonFields = baseToolbarButtonFields.concat([defaultedType('contextformbutton')]);
    const launchToggleButtonFields = baseToolbarToggleButtonFields.concat([defaultedType('contextformtogglebutton')]);
    const toggleOrNormal = choose$1('type', {
        contextformbutton: contextButtonFields,
        contextformtogglebutton: contextToggleButtonFields
    });
    const contextFormSchema = objOf([
        defaultedType('contextform'),
        defaultedFunction('initValue', constant$1('')),
        optionalLabel,
        requiredArrayOf('commands', toggleOrNormal),
        optionOf('launch', choose$1('type', {
            contextformbutton: launchButtonFields,
            contextformtogglebutton: launchToggleButtonFields
        }))
    ].concat(contextBarFields));
    const createContextForm = spec => asRaw('ContextForm', contextFormSchema, spec);

    const contextToolbarSchema = objOf([
        defaultedType('contexttoolbar'),
        requiredString('items')
    ].concat(contextBarFields));
    const createContextToolbar = spec => asRaw('ContextToolbar', contextToolbarSchema, spec);

    const cardImageFields = [
        type,
        requiredString('src'),
        optionString('alt'),
        defaultedArrayOf('classes', [], string)
    ];
    const cardImageSchema = objOf(cardImageFields);

    const cardTextFields = [
        type,
        text,
        optionalName,
        defaultedArrayOf('classes', ['tox-collection__item-label'], string)
    ];
    const cardTextSchema = objOf(cardTextFields);

    const itemSchema$1 = valueThunk(() => choose$2('type', {
        cardimage: cardImageSchema,
        cardtext: cardTextSchema,
        cardcontainer: cardContainerSchema
    }));
    const cardContainerSchema = objOf([
        type,
        defaultedString('direction', 'horizontal'),
        defaultedString('align', 'left'),
        defaultedString('valign', 'middle'),
        requiredArrayOf('items', itemSchema$1)
    ]);

    const commonMenuItemFields = [
        enabled,
        optionalText,
        optionalShortcut,
        generatedValue('menuitem'),
        defaultedMeta
    ];

    const cardMenuItemSchema = objOf([
        type,
        optionalLabel,
        requiredArrayOf('items', itemSchema$1),
        onSetup,
        defaultedOnAction
    ].concat(commonMenuItemFields));
    const createCardMenuItem = spec => asRaw('cardmenuitem', cardMenuItemSchema, spec);

    const choiceMenuItemSchema = objOf([
        type,
        active,
        optionalIcon
    ].concat(commonMenuItemFields));
    const createChoiceMenuItem = spec => asRaw('choicemenuitem', choiceMenuItemSchema, spec);

    const baseFields = [
        type,
        requiredString('fancytype'),
        defaultedOnAction
    ];
    const insertTableFields = [defaulted('initData', {})].concat(baseFields);
    const colorSwatchFields = [defaultedObjOf('initData', {}, [
        defaultedBoolean('allowCustomColors', true),
        optionArrayOf('colors', anyValue())
    ])].concat(baseFields);
    const fancyMenuItemSchema = choose$1('fancytype', {
        inserttable: insertTableFields,
        colorswatch: colorSwatchFields
    });
    const createFancyMenuItem = spec => asRaw('fancymenuitem', fancyMenuItemSchema, spec);

    const menuItemSchema = objOf([
        type,
        onSetup,
        defaultedOnAction,
        optionalIcon
    ].concat(commonMenuItemFields));
    const createMenuItem = spec => asRaw('menuitem', menuItemSchema, spec);

    const nestedMenuItemSchema = objOf([
        type,
        getSubmenuItems,
        onSetup,
        optionalIcon
    ].concat(commonMenuItemFields));
    const createNestedMenuItem = spec => asRaw('nestedmenuitem', nestedMenuItemSchema, spec);

    const toggleMenuItemSchema = objOf([
        type,
        optionalIcon,
        active,
        onSetup,
        onAction
    ].concat(commonMenuItemFields));
    const createToggleMenuItem = spec => asRaw('togglemenuitem', toggleMenuItemSchema, spec);

    const detectSize = (comp, margin, selectorClass) => {
        const descendants$1 = descendants(comp.element, '.' + selectorClass);
        if (descendants$1.length > 0) {
            const columnLength = findIndex$1(descendants$1, c => {
                const thisTop = c.dom.getBoundingClientRect().top;
                const cTop = descendants$1[0].dom.getBoundingClientRect().top;
                return Math.abs(thisTop - cTop) > margin;
            }).getOr(descendants$1.length);
            return Optional.some({
                numColumns: columnLength,
                numRows: Math.ceil(descendants$1.length / columnLength)
            });
        } else {
            return Optional.none();
        }
    };

    const namedEvents = (name, handlers) => derive$1([config(name, handlers)]);
    const unnamedEvents = handlers => namedEvents(generate$6('unnamed-events'), handlers);
    const SimpleBehaviours = {
        namedEvents,
        unnamedEvents
    };

    const ExclusivityChannel = generate$6('tooltip.exclusive');
    const ShowTooltipEvent = generate$6('tooltip.show');
    const HideTooltipEvent = generate$6('tooltip.hide');

    const hideAllExclusive = (component, _tConfig, _tState) => {
        component.getSystem().broadcastOn([ExclusivityChannel], {});
    };
    const setComponents = (component, tConfig, tState, specs) => {
        tState.getTooltip().each(tooltip => {
            if (tooltip.getSystem().isConnected()) {
                Replacing.set(tooltip, specs);
            }
        });
    };

    var TooltippingApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        hideAllExclusive: hideAllExclusive,
        setComponents: setComponents
    });

    const events$9 = (tooltipConfig, state) => {
        const hide = comp => {
            state.getTooltip().each(p => {
                detach(p);
                tooltipConfig.onHide(comp, p);
                state.clearTooltip();
            });
            state.clearTimer();
        };
        const show = comp => {
            if (!state.isShowing()) {
                hideAllExclusive(comp);
                const sink = tooltipConfig.lazySink(comp).getOrDie();
                const popup = comp.getSystem().build({
                    dom: tooltipConfig.tooltipDom,
                    components: tooltipConfig.tooltipComponents,
                    events: derive$2(tooltipConfig.mode === 'normal' ? [
                        run$1(mouseover(), _ => {
                            emit(comp, ShowTooltipEvent);
                        }),
                        run$1(mouseout(), _ => {
                            emit(comp, HideTooltipEvent);
                        })
                    ] : []),
                    behaviours: derive$1([Replacing.config({})])
                });
                state.setTooltip(popup);
                attach(sink, popup);
                tooltipConfig.onShow(comp, popup);
                Positioning.position(sink, popup, { anchor: tooltipConfig.anchor(comp) });
            }
        };
        return derive$2(flatten([
            [
                run$1(ShowTooltipEvent, comp => {
                    state.resetTimer(() => {
                        show(comp);
                    }, tooltipConfig.delay);
                }),
                run$1(HideTooltipEvent, comp => {
                    state.resetTimer(() => {
                        hide(comp);
                    }, tooltipConfig.delay);
                }),
                run$1(receive(), (comp, message) => {
                    const receivingData = message;
                    if (!receivingData.universal) {
                        if (contains$2(receivingData.channels, ExclusivityChannel)) {
                            hide(comp);
                        }
                    }
                }),
                runOnDetached(comp => {
                    hide(comp);
                })
            ],
            tooltipConfig.mode === 'normal' ? [
                run$1(focusin(), comp => {
                    emit(comp, ShowTooltipEvent);
                }),
                run$1(postBlur(), comp => {
                    emit(comp, HideTooltipEvent);
                }),
                run$1(mouseover(), comp => {
                    emit(comp, ShowTooltipEvent);
                }),
                run$1(mouseout(), comp => {
                    emit(comp, HideTooltipEvent);
                })
            ] : [
                run$1(highlight$1(), (comp, _se) => {
                    emit(comp, ShowTooltipEvent);
                }),
                run$1(dehighlight$1(), comp => {
                    emit(comp, HideTooltipEvent);
                })
            ]
        ]));
    };

    var ActiveTooltipping = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$9
    });

    var TooltippingSchema = [
        required$1('lazySink'),
        required$1('tooltipDom'),
        defaulted('exclusive', true),
        defaulted('tooltipComponents', []),
        defaulted('delay', 300),
        defaultedStringEnum('mode', 'normal', [
            'normal',
            'follow-highlight'
        ]),
        defaulted('anchor', comp => ({
            type: 'hotspot',
            hotspot: comp,
            layouts: {
                onLtr: constant$1([
                    south$2,
                    north$2,
                    southeast$2,
                    northeast$2,
                    southwest$2,
                    northwest$2
                ]),
                onRtl: constant$1([
                    south$2,
                    north$2,
                    southeast$2,
                    northeast$2,
                    southwest$2,
                    northwest$2
                ])
            }
        })),
        onHandler('onHide'),
        onHandler('onShow')
    ];

    const init$b = () => {
        const timer = value$2();
        const popup = value$2();
        const clearTimer = () => {
            timer.on(clearTimeout);
        };
        const resetTimer = (f, delay) => {
            clearTimer();
            timer.set(setTimeout(f, delay));
        };
        const readState = constant$1('not-implemented');
        return nu$8({
            getTooltip: popup.get,
            isShowing: popup.isSet,
            setTooltip: popup.set,
            clearTooltip: popup.clear,
            clearTimer,
            resetTimer,
            readState
        });
    };

    var TooltippingState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init$b
    });

    const Tooltipping = create$3({
        fields: TooltippingSchema,
        name: 'tooltipping',
        active: ActiveTooltipping,
        state: TooltippingState,
        apis: TooltippingApis
    });

    const escape = text => text.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');

    const ReadOnlyChannel = 'silver.readonly';
    const ReadOnlyDataSchema = objOf([requiredBoolean('readonly')]);
    const broadcastReadonly = (uiComponents, readonly) => {
        const outerContainer = uiComponents.outerContainer;
        const target = outerContainer.element;
        if (readonly) {
            uiComponents.mothership.broadcastOn([dismissPopups()], { target });
            uiComponents.uiMothership.broadcastOn([dismissPopups()], { target });
        }
        uiComponents.mothership.broadcastOn([ReadOnlyChannel], { readonly });
        uiComponents.uiMothership.broadcastOn([ReadOnlyChannel], { readonly });
    };
    const setupReadonlyModeSwitch = (editor, uiComponents) => {
        editor.on('init', () => {
            if (editor.mode.isReadOnly()) {
                broadcastReadonly(uiComponents, true);
            }
        });
        editor.on('SwitchMode', () => broadcastReadonly(uiComponents, editor.mode.isReadOnly()));
        if (isReadOnly(editor)) {
            editor.mode.set('readonly');
        }
    };
    const receivingConfig = () => Receiving.config({
        channels: {
            [ReadOnlyChannel]: {
                schema: ReadOnlyDataSchema,
                onReceive: (comp, data) => {
                    Disabling.set(comp, data.readonly);
                }
            }
        }
    });

    const item = disabled => Disabling.config({
        disabled,
        disableClass: 'tox-collection__item--state-disabled'
    });
    const button = disabled => Disabling.config({ disabled });
    const splitButton = disabled => Disabling.config({
        disabled,
        disableClass: 'tox-tbtn--disabled'
    });
    const toolbarButton = disabled => Disabling.config({
        disabled,
        disableClass: 'tox-tbtn--disabled',
        useNative: false
    });
    const DisablingConfigs = {
        item,
        button,
        splitButton,
        toolbarButton
    };

    const runWithApi = (info, comp) => {
        const api = info.getApi(comp);
        return f => {
            f(api);
        };
    };
    const onControlAttached = (info, editorOffCell) => runOnAttached(comp => {
        const run = runWithApi(info, comp);
        run(api => {
            const onDestroy = info.onSetup(api);
            if (isFunction(onDestroy)) {
                editorOffCell.set(onDestroy);
            }
        });
    });
    const onControlDetached = (getApi, editorOffCell) => runOnDetached(comp => runWithApi(getApi, comp)(editorOffCell.get()));

    const onMenuItemExecute = (info, itemResponse) => runOnExecute$1((comp, simulatedEvent) => {
        runWithApi(info, comp)(info.onAction);
        if (!info.triggersSubmenu && itemResponse === ItemResponse$1.CLOSE_ON_EXECUTE) {
            if (comp.getSystem().isConnected()) {
                emit(comp, sandboxClose());
            }
            simulatedEvent.stop();
        }
    });
    const menuItemEventOrder = {
        [execute$5()]: [
            'disabling',
            'alloy.base.behaviour',
            'toggling',
            'item-events'
        ]
    };

    const componentRenderPipeline = cat;
    const renderCommonItem = (spec, structure, itemResponse, providersbackstage) => {
        const editorOffCell = Cell(noop);
        return {
            type: 'item',
            dom: structure.dom,
            components: componentRenderPipeline(structure.optComponents),
            data: spec.data,
            eventOrder: menuItemEventOrder,
            hasSubmenu: spec.triggersSubmenu,
            itemBehaviours: derive$1([
                config('item-events', [
                    onMenuItemExecute(spec, itemResponse),
                    onControlAttached(spec, editorOffCell),
                    onControlDetached(spec, editorOffCell)
                ]),
                DisablingConfigs.item(() => !spec.enabled || providersbackstage.isDisabled()),
                receivingConfig(),
                Replacing.config({})
            ].concat(spec.itemBehaviours))
        };
    };
    const buildData = source => ({
        value: source.value,
        meta: {
            text: source.text.getOr(''),
            ...source.meta
        }
    });

    const convertText = source => {
        const isMac = global$5.os.isMacOS() || global$5.os.isiOS();
        const mac = {
            alt: '\u2325',
            ctrl: '\u2303',
            shift: '\u21E7',
            meta: '\u2318',
            access: '\u2303\u2325'
        };
        const other = {
            meta: 'Ctrl',
            access: 'Shift+Alt'
        };
        const replace = isMac ? mac : other;
        const shortcut = source.split('+');
        const updated = map$2(shortcut, segment => {
            const search = segment.toLowerCase().trim();
            return has$2(replace, search) ? replace[search] : segment;
        });
        return isMac ? updated.join('') : updated.join('+');
    };

    const renderIcon$1 = (name, icons, classes = [iconClass]) => render$3(name, {
        tag: 'div',
        classes
    }, icons);
    const renderText = text => ({
        dom: {
            tag: 'div',
            classes: [textClass]
        },
        components: [text$1(global$8.translate(text))]
    });
    const renderHtml = (html, classes) => ({
        dom: {
            tag: 'div',
            classes,
            innerHtml: html
        }
    });
    const renderStyledText = (style, text) => ({
        dom: {
            tag: 'div',
            classes: [textClass]
        },
        components: [{
            dom: {
                tag: style.tag,
                styles: style.styles
            },
            components: [text$1(global$8.translate(text))]
        }]
    });
    const renderShortcut = shortcut => ({
        dom: {
            tag: 'div',
            classes: [accessoryClass]
        },
        components: [text$1(convertText(shortcut))]
    });
    const renderCheckmark = icons => renderIcon$1('checkmark', icons, [checkmarkClass]);
    const renderSubmenuCaret = icons => renderIcon$1('chevron-right', icons, [caretClass]);
    const renderDownwardsCaret = icons => renderIcon$1('chevron-down', icons, [caretClass]);
    const renderContainer = (container, components) => {
        const directionClass = container.direction === 'vertical' ? containerColumnClass : containerRowClass;
        const alignClass = container.align === 'left' ? containerAlignLeftClass : containerAlignRightClass;
        const getValignClass = () => {
            switch (container.valign) {
                case 'top':
                    return containerValignTopClass;
                case 'middle':
                    return containerValignMiddleClass;
                case 'bottom':
                    return containerValignBottomClass;
            }
        };
        return {
            dom: {
                tag: 'div',
                classes: [
                    containerClass,
                    directionClass,
                    alignClass,
                    getValignClass()
                ]
            },
            components
        };
    };
    const renderImage = (src, classes, alt) => ({
        dom: {
            tag: 'img',
            classes,
            attributes: {
                src,
                alt: alt.getOr('')
            }
        }
    });

    const renderColorStructure = (item, providerBackstage, fallbackIcon) => {
        const colorPickerCommand = 'custom';
        const removeColorCommand = 'remove';
        const itemText = item.ariaLabel;
        const itemValue = item.value;
        const iconSvg = item.iconContent.map(name => getOr(name, providerBackstage.icons, fallbackIcon));
        const getDom = () => {
            const common = colorClass;
            const icon = iconSvg.getOr('');
            const attributes = itemText.map(text => ({ title: providerBackstage.translate(text) })).getOr({});
            const baseDom = {
                tag: 'div',
                attributes,
                classes: [common]
            };
            if (itemValue === colorPickerCommand) {
                return {
                    ...baseDom,
                    tag: 'button',
                    classes: [
                        ...baseDom.classes,
                        'tox-swatches__picker-btn'
                    ],
                    innerHtml: icon
                };
            } else if (itemValue === removeColorCommand) {
                return {
                    ...baseDom,
                    classes: [
                        ...baseDom.classes,
                        'tox-swatch--remove'
                    ],
                    innerHtml: icon
                };
            } else {
                return {
                    ...baseDom,
                    attributes: {
                        ...baseDom.attributes,
                        'data-mce-color': itemValue
                    },
                    styles: { 'background-color': itemValue }
                };
            }
        };
        return {
            dom: getDom(),
            optComponents: []
        };
    };
    const renderItemDomStructure = ariaLabel => {
        const domTitle = ariaLabel.map(label => ({ attributes: { title: global$8.translate(label) } })).getOr({});
        return {
            tag: 'div',
            classes: [
                navClass,
                selectableClass
            ],
            ...domTitle
        };
    };
    const renderNormalItemStructure = (info, providersBackstage, renderIcons, fallbackIcon) => {
        const iconSpec = {
            tag: 'div',
            classes: [iconClass]
        };
        const renderIcon = iconName => render$3(iconName, iconSpec, providersBackstage.icons, fallbackIcon);
        const renderEmptyIcon = () => Optional.some({ dom: iconSpec });
        const leftIcon = renderIcons ? info.iconContent.map(renderIcon).orThunk(renderEmptyIcon) : Optional.none();
        const checkmark = info.checkMark;
        const textRender = Optional.from(info.meta).fold(() => renderText, meta => has$2(meta, 'style') ? curry(renderStyledText, meta.style) : renderText);
        const content = info.htmlContent.fold(() => info.textContent.map(textRender), html => Optional.some(renderHtml(html, [textClass])));
        const menuItem = {
            dom: renderItemDomStructure(info.ariaLabel),
            optComponents: [
                leftIcon,
                content,
                info.shortcutContent.map(renderShortcut),
                checkmark,
                info.caret
            ]
        };
        return menuItem;
    };
    const renderItemStructure = (info, providersBackstage, renderIcons, fallbackIcon = Optional.none()) => {
        if (info.presets === 'color') {
            return renderColorStructure(info, providersBackstage, fallbackIcon);
        } else {
            return renderNormalItemStructure(info, providersBackstage, renderIcons, fallbackIcon);
        }
    };

    const tooltipBehaviour = (meta, sharedBackstage) => get$g(meta, 'tooltipWorker').map(tooltipWorker => [Tooltipping.config({
        lazySink: sharedBackstage.getSink,
        tooltipDom: {
            tag: 'div',
            classes: ['tox-tooltip-worker-container']
        },
        tooltipComponents: [],
        anchor: comp => ({
            type: 'submenu',
            item: comp,
            overrides: { maxHeightFunction: expandable$1 }
        }),
        mode: 'follow-highlight',
        onShow: (component, _tooltip) => {
            tooltipWorker(elm => {
                Tooltipping.setComponents(component, [external$1({ element: SugarElement.fromDom(elm) })]);
            });
        }
    })]).getOr([]);
    const encodeText = text => global$7.DOM.encode(text);
    const replaceText = (text, matchText) => {
        const translated = global$8.translate(text);
        const encoded = encodeText(translated);
        if (matchText.length > 0) {
            const escapedMatchRegex = new RegExp(escape(matchText), 'gi');
            return encoded.replace(escapedMatchRegex, match => `<span class="tox-autocompleter-highlight">${ match }</span>`);
        } else {
            return encoded;
        }
    };
    const renderAutocompleteItem = (spec, matchText, useText, presets, onItemValueHandler, itemResponse, sharedBackstage, renderIcons = true) => {
        const structure = renderItemStructure({
            presets,
            textContent: Optional.none(),
            htmlContent: useText ? spec.text.map(text => replaceText(text, matchText)) : Optional.none(),
            ariaLabel: spec.text,
            iconContent: spec.icon,
            shortcutContent: Optional.none(),
            checkMark: Optional.none(),
            caret: Optional.none(),
            value: spec.value
        }, sharedBackstage.providers, renderIcons, spec.icon);
        return renderCommonItem({
            data: buildData(spec),
            enabled: spec.enabled,
            getApi: constant$1({}),
            onAction: _api => onItemValueHandler(spec.value, spec.meta),
            onSetup: constant$1(noop),
            triggersSubmenu: false,
            itemBehaviours: tooltipBehaviour(spec.meta, sharedBackstage)
        }, structure, itemResponse, sharedBackstage.providers);
    };

    const render$2 = (items, extras) => map$2(items, item => {
        switch (item.type) {
            case 'cardcontainer':
                return renderContainer(item, render$2(item.items, extras));
            case 'cardimage':
                return renderImage(item.src, item.classes, item.alt);
            case 'cardtext':
                const shouldHighlight = item.name.exists(name => contains$2(extras.cardText.highlightOn, name));
                const matchText = shouldHighlight ? Optional.from(extras.cardText.matchText).getOr('') : '';
                return renderHtml(replaceText(item.text, matchText), item.classes);
        }
    });
    const renderCardMenuItem = (spec, itemResponse, sharedBackstage, extras) => {
        const getApi = component => ({
            isEnabled: () => !Disabling.isDisabled(component),
            setEnabled: state => {
                Disabling.set(component, !state);
                each$1(descendants(component.element, '*'), elm => {
                    component.getSystem().getByDom(elm).each(comp => {
                        if (comp.hasConfigured(Disabling)) {
                            Disabling.set(comp, !state);
                        }
                    });
                });
            }
        });
        const structure = {
            dom: renderItemDomStructure(spec.label),
            optComponents: [Optional.some({
                dom: {
                    tag: 'div',
                    classes: [
                        containerClass,
                        containerRowClass
                    ]
                },
                components: render$2(spec.items, extras)
            })]
        };
        return renderCommonItem({
            data: buildData({
                text: Optional.none(),
                ...spec
            }),
            enabled: spec.enabled,
            getApi,
            onAction: spec.onAction,
            onSetup: spec.onSetup,
            triggersSubmenu: false,
            itemBehaviours: Optional.from(extras.itemBehaviours).getOr([])
        }, structure, itemResponse, sharedBackstage.providers);
    };

    const renderChoiceItem = (spec, useText, presets, onItemValueHandler, isSelected, itemResponse, providersBackstage, renderIcons = true) => {
        const getApi = component => ({
            setActive: state => {
                Toggling.set(component, state);
            },
            isActive: () => Toggling.isOn(component),
            isEnabled: () => !Disabling.isDisabled(component),
            setEnabled: state => Disabling.set(component, !state)
        });
        const structure = renderItemStructure({
            presets,
            textContent: useText ? spec.text : Optional.none(),
            htmlContent: Optional.none(),
            ariaLabel: spec.text,
            iconContent: spec.icon,
            shortcutContent: useText ? spec.shortcut : Optional.none(),
            checkMark: useText ? Optional.some(renderCheckmark(providersBackstage.icons)) : Optional.none(),
            caret: Optional.none(),
            value: spec.value
        }, providersBackstage, renderIcons);
        return deepMerge(renderCommonItem({
            data: buildData(spec),
            enabled: spec.enabled,
            getApi,
            onAction: _api => onItemValueHandler(spec.value),
            onSetup: api => {
                api.setActive(isSelected);
                return noop;
            },
            triggersSubmenu: false,
            itemBehaviours: []
        }, structure, itemResponse, providersBackstage), {
            toggling: {
                toggleClass: tickedClass,
                toggleOnExecute: false,
                selected: spec.active
            }
        });
    };

    const parts$f = generate$3(owner$2(), parts$h());

    const hexColour = value => ({ value });
    const shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
    const longformRegex = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i;
    const isHexString = hex => shorthandRegex.test(hex) || longformRegex.test(hex);
    const normalizeHex = hex => removeLeading(hex, '#').toUpperCase();
    const fromString$1 = hex => isHexString(hex) ? Optional.some({ value: normalizeHex(hex) }) : Optional.none();
    const getLongForm = hex => {
        const hexString = hex.value.replace(shorthandRegex, (m, r, g, b) => r + r + g + g + b + b);
        return { value: hexString };
    };
    const extractValues = hex => {
        const longForm = getLongForm(hex);
        const splitForm = longformRegex.exec(longForm.value);
        return splitForm === null ? [
            'FFFFFF',
            'FF',
            'FF',
            'FF'
        ] : splitForm;
    };
    const toHex = component => {
        const hex = component.toString(16);
        return (hex.length === 1 ? '0' + hex : hex).toUpperCase();
    };
    const fromRgba = rgbaColour => {
        const value = toHex(rgbaColour.red) + toHex(rgbaColour.green) + toHex(rgbaColour.blue);
        return hexColour(value);
    };

    const min = Math.min;
    const max = Math.max;
    const round$1 = Math.round;
    const rgbRegex = /^\s*rgb\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)\s*$/i;
    const rgbaRegex = /^\s*rgba\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d?(?:\.\d+)?)\s*\)\s*$/i;
    const rgbaColour = (red, green, blue, alpha) => ({
        red,
        green,
        blue,
        alpha
    });
    const isRgbaComponent = value => {
        const num = parseInt(value, 10);
        return num.toString() === value && num >= 0 && num <= 255;
    };
    const fromHsv = hsv => {
        let r;
        let g;
        let b;
        const hue = (hsv.hue || 0) % 360;
        let saturation = hsv.saturation / 100;
        let brightness = hsv.value / 100;
        saturation = max(0, min(saturation, 1));
        brightness = max(0, min(brightness, 1));
        if (saturation === 0) {
            r = g = b = round$1(255 * brightness);
            return rgbaColour(r, g, b, 1);
        }
        const side = hue / 60;
        const chroma = brightness * saturation;
        const x = chroma * (1 - Math.abs(side % 2 - 1));
        const match = brightness - chroma;
        switch (Math.floor(side)) {
            case 0:
                r = chroma;
                g = x;
                b = 0;
                break;
            case 1:
                r = x;
                g = chroma;
                b = 0;
                break;
            case 2:
                r = 0;
                g = chroma;
                b = x;
                break;
            case 3:
                r = 0;
                g = x;
                b = chroma;
                break;
            case 4:
                r = x;
                g = 0;
                b = chroma;
                break;
            case 5:
                r = chroma;
                g = 0;
                b = x;
                break;
            default:
                r = g = b = 0;
        }
        r = round$1(255 * (r + match));
        g = round$1(255 * (g + match));
        b = round$1(255 * (b + match));
        return rgbaColour(r, g, b, 1);
    };
    const fromHex = hexColour => {
        const result = extractValues(hexColour);
        const red = parseInt(result[1], 16);
        const green = parseInt(result[2], 16);
        const blue = parseInt(result[3], 16);
        return rgbaColour(red, green, blue, 1);
    };
    const fromStringValues = (red, green, blue, alpha) => {
        const r = parseInt(red, 10);
        const g = parseInt(green, 10);
        const b = parseInt(blue, 10);
        const a = parseFloat(alpha);
        return rgbaColour(r, g, b, a);
    };
    const fromString = rgbaString => {
        if (rgbaString === 'transparent') {
            return Optional.some(rgbaColour(0, 0, 0, 0));
        }
        const rgbMatch = rgbRegex.exec(rgbaString);
        if (rgbMatch !== null) {
            return Optional.some(fromStringValues(rgbMatch[1], rgbMatch[2], rgbMatch[3], '1'));
        }
        const rgbaMatch = rgbaRegex.exec(rgbaString);
        if (rgbaMatch !== null) {
            return Optional.some(fromStringValues(rgbaMatch[1], rgbaMatch[2], rgbaMatch[3], rgbaMatch[4]));
        }
        return Optional.none();
    };
    const toString = rgba => `rgba(${ rgba.red },${ rgba.green },${ rgba.blue },${ rgba.alpha })`;
    const red = rgbaColour(255, 0, 0, 1);

    const fireSkinLoaded$1 = editor => editor.dispatch('SkinLoaded');
    const fireSkinLoadError$1 = (editor, error) => editor.dispatch('SkinLoadError', error);
    const fireResizeEditor = editor => editor.dispatch('ResizeEditor');
    const fireResizeContent = (editor, e) => editor.dispatch('ResizeContent', e);
    const fireScrollContent = (editor, e) => editor.dispatch('ScrollContent', e);
    const fireTextColorChange = (editor, data) => editor.dispatch('TextColorChange', data);

    const hsvColour = (hue, saturation, value) => ({
        hue,
        saturation,
        value
    });
    const fromRgb = rgbaColour => {
        let h = 0;
        let s = 0;
        let v = 0;
        const r = rgbaColour.red / 255;
        const g = rgbaColour.green / 255;
        const b = rgbaColour.blue / 255;
        const minRGB = Math.min(r, Math.min(g, b));
        const maxRGB = Math.max(r, Math.max(g, b));
        if (minRGB === maxRGB) {
            v = minRGB;
            return hsvColour(0, 0, v * 100);
        }
        const d = r === minRGB ? g - b : b === minRGB ? r - g : b - r;
        h = r === minRGB ? 3 : b === minRGB ? 1 : 5;
        h = 60 * (h - d / (maxRGB - minRGB));
        s = (maxRGB - minRGB) / maxRGB;
        v = maxRGB;
        return hsvColour(Math.round(h), Math.round(s * 100), Math.round(v * 100));
    };

    const hexToHsv = hex => fromRgb(fromHex(hex));
    const hsvToHex = hsv => fromRgba(fromHsv(hsv));
    const anyToHex = color => fromString$1(color).orThunk(() => fromString(color).map(fromRgba)).getOrThunk(() => {
        const canvas = document.createElement('canvas');
        canvas.height = 1;
        canvas.width = 1;
        const canvasContext = canvas.getContext('2d');
        canvasContext.clearRect(0, 0, canvas.width, canvas.height);
        canvasContext.fillStyle = '#FFFFFF';
        canvasContext.fillStyle = color;
        canvasContext.fillRect(0, 0, 1, 1);
        const rgba = canvasContext.getImageData(0, 0, 1, 1).data;
        const r = rgba[0];
        const g = rgba[1];
        const b = rgba[2];
        const a = rgba[3];
        return fromRgba(rgbaColour(r, g, b, a));
    });

    var global$4 = tinymce.util.Tools.resolve('tinymce.util.LocalStorage');

    const storageName = 'tinymce-custom-colors';
    var ColorCache = (max = 10) => {
        const storageString = global$4.getItem(storageName);
        const localstorage = isString(storageString) ? JSON.parse(storageString) : [];
        const prune = list => {
            const diff = max - list.length;
            return diff < 0 ? list.slice(0, max) : list;
        };
        const cache = prune(localstorage);
        const add = key => {
            indexOf(cache, key).each(remove);
            cache.unshift(key);
            if (cache.length > max) {
                cache.pop();
            }
            global$4.setItem(storageName, JSON.stringify(cache));
        };
        const remove = idx => {
            cache.splice(idx, 1);
        };
        const state = () => cache.slice(0);
        return {
            add,
            state
        };
    };

    const colorCache = ColorCache(10);
    const calcCols = colors => Math.max(5, Math.ceil(Math.sqrt(colors)));
    const mapColors = colorMap => {
        const colors = [];
        for (let i = 0; i < colorMap.length; i += 2) {
            colors.push({
                text: colorMap[i + 1],
                value: '#' + anyToHex(colorMap[i]).value,
                type: 'choiceitem'
            });
        }
        return colors;
    };
    const option$1 = name => editor => editor.options.get(name);
    const register$d = editor => {
        const registerOption = editor.options.register;
        registerOption('color_map', {
            processor: value => {
                if (isArrayOf(value, isString)) {
                    return {
                        value: mapColors(value),
                        valid: true
                    };
                } else {
                    return {
                        valid: false,
                        message: 'Must be an array of strings.'
                    };
                }
            },
            default: [
                '#BFEDD2',
                'Light Green',
                '#FBEEB8',
                'Light Yellow',
                '#F8CAC6',
                'Light Red',
                '#ECCAFA',
                'Light Purple',
                '#C2E0F4',
                'Light Blue',
                '#2DC26B',
                'Green',
                '#F1C40F',
                'Yellow',
                '#E03E2D',
                'Red',
                '#B96AD9',
                'Purple',
                '#3598DB',
                'Blue',
                '#169179',
                'Dark Turquoise',
                '#E67E23',
                'Orange',
                '#BA372A',
                'Dark Red',
                '#843FA1',
                'Dark Purple',
                '#236FA1',
                'Dark Blue',
                '#ECF0F1',
                'Light Gray',
                '#CED4D9',
                'Medium Gray',
                '#95A5A6',
                'Gray',
                '#7E8C8D',
                'Dark Gray',
                '#34495E',
                'Navy Blue',
                '#000000',
                'Black',
                '#ffffff',
                'White'
            ]
        });
        registerOption('color_cols', {
            processor: 'number',
            default: calcCols(getColors$2(editor).length)
        });
        registerOption('custom_colors', {
            processor: 'boolean',
            default: true
        });
    };
    const getColorCols$1 = option$1('color_cols');
    const hasCustomColors$1 = option$1('custom_colors');
    const getColors$2 = option$1('color_map');
    const getCurrentColors = () => map$2(colorCache.state(), color => ({
        type: 'choiceitem',
        text: color,
        value: color
    }));
    const addColor = color => {
        colorCache.add(color);
    };

    const fallbackColor = '#000000';
    const getCurrentColor = (editor, format) => {
        let color;
        editor.dom.getParents(editor.selection.getStart(), elm => {
            let value;
            if (value = elm.style[format === 'forecolor' ? 'color' : 'background-color']) {
                color = color ? color : value;
            }
        });
        return Optional.from(color);
    };
    const applyFormat = (editor, format, value) => {
        editor.undoManager.transact(() => {
            editor.focus();
            editor.formatter.apply(format, { value });
            editor.nodeChanged();
        });
    };
    const removeFormat = (editor, format) => {
        editor.undoManager.transact(() => {
            editor.focus();
            editor.formatter.remove(format, { value: null }, null, true);
            editor.nodeChanged();
        });
    };
    const registerCommands = editor => {
        editor.addCommand('mceApplyTextcolor', (format, value) => {
            applyFormat(editor, format, value);
        });
        editor.addCommand('mceRemoveTextcolor', format => {
            removeFormat(editor, format);
        });
    };
    const getAdditionalColors = hasCustom => {
        const type = 'choiceitem';
        const remove = {
            type,
            text: 'Remove color',
            icon: 'color-swatch-remove-color',
            value: 'remove'
        };
        const custom = {
            type,
            text: 'Custom color',
            icon: 'color-picker',
            value: 'custom'
        };
        return hasCustom ? [
            remove,
            custom
        ] : [remove];
    };
    const applyColor = (editor, format, value, onChoice) => {
        if (value === 'custom') {
            const dialog = colorPickerDialog(editor);
            dialog(colorOpt => {
                colorOpt.each(color => {
                    addColor(color);
                    editor.execCommand('mceApplyTextcolor', format, color);
                    onChoice(color);
                });
            }, fallbackColor);
        } else if (value === 'remove') {
            onChoice('');
            editor.execCommand('mceRemoveTextcolor', format);
        } else {
            onChoice(value);
            editor.execCommand('mceApplyTextcolor', format, value);
        }
    };
    const getColors$1 = (colors, hasCustom) => colors.concat(getCurrentColors().concat(getAdditionalColors(hasCustom)));
    const getFetch$1 = (colors, hasCustom) => callback => {
        callback(getColors$1(colors, hasCustom));
    };
    const setIconColor = (splitButtonApi, name, newColor) => {
        const id = name === 'forecolor' ? 'tox-icon-text-color__color' : 'tox-icon-highlight-bg-color__color';
        splitButtonApi.setIconFill(id, newColor);
    };
    const registerTextColorButton = (editor, name, format, tooltip, lastColor) => {
        editor.ui.registry.addSplitButton(name, {
            tooltip,
            presets: 'color',
            icon: name === 'forecolor' ? 'text-color' : 'highlight-bg-color',
            select: value => {
                const optCurrentRgb = getCurrentColor(editor, format);
                return optCurrentRgb.bind(currentRgb => fromString(currentRgb).map(rgba => {
                    const currentHex = fromRgba(rgba).value;
                    return contains$1(value.toLowerCase(), currentHex);
                })).getOr(false);
            },
            columns: getColorCols$1(editor),
            fetch: getFetch$1(getColors$2(editor), hasCustomColors$1(editor)),
            onAction: _splitButtonApi => {
                applyColor(editor, format, lastColor.get(), noop);
            },
            onItemAction: (_splitButtonApi, value) => {
                applyColor(editor, format, value, newColor => {
                    lastColor.set(newColor);
                    fireTextColorChange(editor, {
                        name,
                        color: newColor
                    });
                });
            },
            onSetup: splitButtonApi => {
                setIconColor(splitButtonApi, name, lastColor.get());
                const handler = e => {
                    if (e.name === name) {
                        setIconColor(splitButtonApi, e.name, e.color);
                    }
                };
                editor.on('TextColorChange', handler);
                return () => {
                    editor.off('TextColorChange', handler);
                };
            }
        });
    };
    const registerTextColorMenuItem = (editor, name, format, text) => {
        editor.ui.registry.addNestedMenuItem(name, {
            text,
            icon: name === 'forecolor' ? 'text-color' : 'highlight-bg-color',
            getSubmenuItems: () => [{
                type: 'fancymenuitem',
                fancytype: 'colorswatch',
                onAction: data => {
                    applyColor(editor, format, data.value, noop);
                }
            }]
        });
    };
    const colorPickerDialog = editor => (callback, value) => {
        let isValid = false;
        const onSubmit = api => {
            const data = api.getData();
            const hex = data.colorpicker;
            if (isValid) {
                callback(Optional.from(hex));
                api.close();
            } else {
                editor.windowManager.alert(editor.translate([
                    'Invalid hex color code: {0}',
                    hex
                ]));
            }
        };
        const onAction = (_api, details) => {
            if (details.name === 'hex-valid') {
                isValid = details.value;
            }
        };
        const initialData = { colorpicker: value };
        editor.windowManager.open({
            title: 'Color Picker',
            size: 'normal',
            body: {
                type: 'panel',
                items: [{
                    type: 'colorpicker',
                    name: 'colorpicker',
                    label: 'Color'
                }]
            },
            buttons: [{
                    type: 'cancel',
                    name: 'cancel',
                    text: 'Cancel'
                },
                {
                    type: 'submit',
                    name: 'save',
                    text: 'Save',
                    primary: true
                }
            ],
            initialData,
            onAction,
            onSubmit,
            onClose: noop,
            onCancel: () => {
                callback(Optional.none());
            }
        });
    };
    const register$c = editor => {
        registerCommands(editor);
        const lastForeColor = Cell(fallbackColor);
        const lastBackColor = Cell(fallbackColor);
        registerTextColorButton(editor, 'forecolor', 'forecolor', 'Text color', lastForeColor);
        registerTextColorButton(editor, 'backcolor', 'hilitecolor', 'Background color', lastBackColor);
        registerTextColorMenuItem(editor, 'forecolor', 'forecolor', 'Text color');
        registerTextColorMenuItem(editor, 'backcolor', 'hilitecolor', 'Background color');
    };

    const createPartialChoiceMenu = (value, items, onItemValueHandler, columns, presets, itemResponse, select, providersBackstage) => {
        const hasIcons = menuHasIcons(items);
        const presetItemTypes = presets !== 'color' ? 'normal' : 'color';
        const alloyItems = createChoiceItems(items, onItemValueHandler, columns, presetItemTypes, itemResponse, select, providersBackstage);
        return createPartialMenuWithAlloyItems(value, hasIcons, alloyItems, columns, presets);
    };
    const createChoiceItems = (items, onItemValueHandler, columns, itemPresets, itemResponse, select, providersBackstage) => cat(map$2(items, item => {
        if (item.type === 'choiceitem') {
            return createChoiceMenuItem(item).fold(handleError, d => Optional.some(renderChoiceItem(d, columns === 1, itemPresets, onItemValueHandler, select(item.value), itemResponse, providersBackstage, menuHasIcons(items))));
        } else {
            return Optional.none();
        }
    }));

    const deriveMenuMovement = (columns, presets) => {
        const menuMarkers = markers(presets);
        if (columns === 1) {
            return {
                mode: 'menu',
                moveOnTab: true
            };
        } else if (columns === 'auto') {
            return {
                mode: 'grid',
                selector: '.' + menuMarkers.item,
                initSize: {
                    numColumns: 1,
                    numRows: 1
                }
            };
        } else {
            const rowClass = presets === 'color' ? 'tox-swatches__row' : 'tox-collection__group';
            return {
                mode: 'matrix',
                rowSelector: '.' + rowClass
            };
        }
    };
    const deriveCollectionMovement = (columns, presets) => {
        if (columns === 1) {
            return {
                mode: 'menu',
                moveOnTab: false,
                selector: '.tox-collection__item'
            };
        } else if (columns === 'auto') {
            return {
                mode: 'flatgrid',
                selector: '.' + 'tox-collection__item',
                initSize: {
                    numColumns: 1,
                    numRows: 1
                }
            };
        } else {
            return {
                mode: 'matrix',
                selectors: {
                    row: presets === 'color' ? '.tox-swatches__row' : '.tox-collection__group',
                    cell: presets === 'color' ? `.${ colorClass }` : `.${ selectableClass }`
                }
            };
        }
    };

    const renderColorSwatchItem = (spec, backstage) => {
        const items = getColorItems(spec, backstage);
        const columns = backstage.colorinput.getColorCols();
        const presets = 'color';
        const menuSpec = createPartialChoiceMenu(generate$6('menu-value'), items, value => {
            spec.onAction({ value });
        }, columns, presets, ItemResponse$1.CLOSE_ON_EXECUTE, never, backstage.shared.providers);
        const widgetSpec = {
            ...menuSpec,
            markers: markers(presets),
            movement: deriveMenuMovement(columns, presets)
        };
        return {
            type: 'widget',
            data: { value: generate$6('widget-id') },
            dom: {
                tag: 'div',
                classes: ['tox-fancymenuitem']
            },
            autofocus: true,
            components: [parts$f.widget(Menu.sketch(widgetSpec))]
        };
    };
    const getColorItems = (spec, backstage) => {
        const useCustomColors = spec.initData.allowCustomColors && backstage.colorinput.hasCustomColors();
        return spec.initData.colors.fold(() => getColors$1(backstage.colorinput.getColors(), useCustomColors), colors => colors.concat(getAdditionalColors(useCustomColors)));
    };

    const cellOverEvent = generate$6('cell-over');
    const cellExecuteEvent = generate$6('cell-execute');
    const makeCell = (row, col, labelId) => {
        const emitCellOver = c => emitWith(c, cellOverEvent, {
            row,
            col
        });
        const emitExecute = c => emitWith(c, cellExecuteEvent, {
            row,
            col
        });
        const onClick = (c, se) => {
            se.stop();
            emitExecute(c);
        };
        return build$1({
            dom: {
                tag: 'div',
                attributes: {
                    role: 'button',
                    ['aria-labelledby']: labelId
                }
            },
            behaviours: derive$1([
                config('insert-table-picker-cell', [
                    run$1(mouseover(), Focusing.focus),
                    run$1(execute$5(), emitExecute),
                    run$1(click(), onClick),
                    run$1(tap(), onClick)
                ]),
                Toggling.config({
                    toggleClass: 'tox-insert-table-picker__selected',
                    toggleOnExecute: false
                }),
                Focusing.config({ onFocus: emitCellOver })
            ])
        });
    };
    const makeCells = (labelId, numRows, numCols) => {
        const cells = [];
        for (let i = 0; i < numRows; i++) {
            const row = [];
            for (let j = 0; j < numCols; j++) {
                row.push(makeCell(i, j, labelId));
            }
            cells.push(row);
        }
        return cells;
    };
    const selectCells = (cells, selectedRow, selectedColumn, numRows, numColumns) => {
        for (let i = 0; i < numRows; i++) {
            for (let j = 0; j < numColumns; j++) {
                Toggling.set(cells[i][j], i <= selectedRow && j <= selectedColumn);
            }
        }
    };
    const makeComponents = cells => bind$3(cells, cellRow => map$2(cellRow, premade));
    const makeLabelText = (row, col) => text$1(`${ col }x${ row }`);
    const renderInsertTableMenuItem = spec => {
        const numRows = 10;
        const numColumns = 10;
        const sizeLabelId = generate$6('size-label');
        const cells = makeCells(sizeLabelId, numRows, numColumns);
        const emptyLabelText = makeLabelText(0, 0);
        const memLabel = record({
            dom: {
                tag: 'span',
                classes: ['tox-insert-table-picker__label'],
                attributes: { id: sizeLabelId }
            },
            components: [emptyLabelText],
            behaviours: derive$1([Replacing.config({})])
        });
        return {
            type: 'widget',
            data: { value: generate$6('widget-id') },
            dom: {
                tag: 'div',
                classes: ['tox-fancymenuitem']
            },
            autofocus: true,
            components: [parts$f.widget({
                dom: {
                    tag: 'div',
                    classes: ['tox-insert-table-picker']
                },
                components: makeComponents(cells).concat(memLabel.asSpec()),
                behaviours: derive$1([
                    config('insert-table-picker', [
                        runOnAttached(c => {
                            Replacing.set(memLabel.get(c), [emptyLabelText]);
                        }),
                        runWithTarget(cellOverEvent, (c, t, e) => {
                            const { row, col } = e.event;
                            selectCells(cells, row, col, numRows, numColumns);
                            Replacing.set(memLabel.get(c), [makeLabelText(row + 1, col + 1)]);
                        }),
                        runWithTarget(cellExecuteEvent, (c, _, e) => {
                            const { row, col } = e.event;
                            spec.onAction({
                                numRows: row + 1,
                                numColumns: col + 1
                            });
                            emit(c, sandboxClose());
                        })
                    ]),
                    Keying.config({
                        initSize: {
                            numRows,
                            numColumns
                        },
                        mode: 'flatgrid',
                        selector: '[role="button"]'
                    })
                ])
            })]
        };
    };

    const fancyMenuItems = {
        inserttable: renderInsertTableMenuItem,
        colorswatch: renderColorSwatchItem
    };
    const renderFancyMenuItem = (spec, backstage) => get$g(fancyMenuItems, spec.fancytype).map(render => render(spec, backstage));

    const renderNestedItem = (spec, itemResponse, providersBackstage, renderIcons = true, downwardsCaret = false) => {
        const caret = downwardsCaret ? renderDownwardsCaret(providersBackstage.icons) : renderSubmenuCaret(providersBackstage.icons);
        const getApi = component => ({
            isEnabled: () => !Disabling.isDisabled(component),
            setEnabled: state => Disabling.set(component, !state)
        });
        const structure = renderItemStructure({
            presets: 'normal',
            iconContent: spec.icon,
            textContent: spec.text,
            htmlContent: Optional.none(),
            ariaLabel: spec.text,
            caret: Optional.some(caret),
            checkMark: Optional.none(),
            shortcutContent: spec.shortcut
        }, providersBackstage, renderIcons);
        return renderCommonItem({
            data: buildData(spec),
            getApi,
            enabled: spec.enabled,
            onAction: noop,
            onSetup: spec.onSetup,
            triggersSubmenu: true,
            itemBehaviours: []
        }, structure, itemResponse, providersBackstage);
    };

    const renderNormalItem = (spec, itemResponse, providersBackstage, renderIcons = true) => {
        const getApi = component => ({
            isEnabled: () => !Disabling.isDisabled(component),
            setEnabled: state => Disabling.set(component, !state)
        });
        const structure = renderItemStructure({
            presets: 'normal',
            iconContent: spec.icon,
            textContent: spec.text,
            htmlContent: Optional.none(),
            ariaLabel: spec.text,
            caret: Optional.none(),
            checkMark: Optional.none(),
            shortcutContent: spec.shortcut
        }, providersBackstage, renderIcons);
        return renderCommonItem({
            data: buildData(spec),
            getApi,
            enabled: spec.enabled,
            onAction: spec.onAction,
            onSetup: spec.onSetup,
            triggersSubmenu: false,
            itemBehaviours: []
        }, structure, itemResponse, providersBackstage);
    };

    const renderSeparatorItem = spec => ({
        type: 'separator',
        dom: {
            tag: 'div',
            classes: [
                selectableClass,
                groupHeadingClass
            ]
        },
        components: spec.text.map(text$1).toArray()
    });

    const renderToggleMenuItem = (spec, itemResponse, providersBackstage, renderIcons = true) => {
        const getApi = component => ({
            setActive: state => {
                Toggling.set(component, state);
            },
            isActive: () => Toggling.isOn(component),
            isEnabled: () => !Disabling.isDisabled(component),
            setEnabled: state => Disabling.set(component, !state)
        });
        const structure = renderItemStructure({
            iconContent: spec.icon,
            textContent: spec.text,
            htmlContent: Optional.none(),
            ariaLabel: spec.text,
            checkMark: Optional.some(renderCheckmark(providersBackstage.icons)),
            caret: Optional.none(),
            shortcutContent: spec.shortcut,
            presets: 'normal',
            meta: spec.meta
        }, providersBackstage, renderIcons);
        return deepMerge(renderCommonItem({
            data: buildData(spec),
            enabled: spec.enabled,
            getApi,
            onAction: spec.onAction,
            onSetup: spec.onSetup,
            triggersSubmenu: false,
            itemBehaviours: []
        }, structure, itemResponse, providersBackstage), {
            toggling: {
                toggleClass: tickedClass,
                toggleOnExecute: false,
                selected: spec.active
            }
        });
    };

    const autocomplete = renderAutocompleteItem;
    const separator$3 = renderSeparatorItem;
    const normal = renderNormalItem;
    const nested = renderNestedItem;
    const toggle$1 = renderToggleMenuItem;
    const fancy = renderFancyMenuItem;
    const card = renderCardMenuItem;

    var FocusMode;
    (function(FocusMode) {
        FocusMode[FocusMode['ContentFocus'] = 0] = 'ContentFocus';
        FocusMode[FocusMode['UiFocus'] = 1] = 'UiFocus';
    }(FocusMode || (FocusMode = {})));
    const createMenuItemFromBridge = (item, itemResponse, backstage, menuHasIcons, isHorizontalMenu) => {
        const providersBackstage = backstage.shared.providers;
        const parseForHorizontalMenu = menuitem => !isHorizontalMenu ? menuitem : {
            ...menuitem,
            shortcut: Optional.none(),
            icon: menuitem.text.isSome() ? Optional.none() : menuitem.icon
        };
        switch (item.type) {
            case 'menuitem':
                return createMenuItem(item).fold(handleError, d => Optional.some(normal(parseForHorizontalMenu(d), itemResponse, providersBackstage, menuHasIcons)));
            case 'nestedmenuitem':
                return createNestedMenuItem(item).fold(handleError, d => Optional.some(nested(parseForHorizontalMenu(d), itemResponse, providersBackstage, menuHasIcons, isHorizontalMenu)));
            case 'togglemenuitem':
                return createToggleMenuItem(item).fold(handleError, d => Optional.some(toggle$1(parseForHorizontalMenu(d), itemResponse, providersBackstage, menuHasIcons)));
            case 'separator':
                return createSeparatorMenuItem(item).fold(handleError, d => Optional.some(separator$3(d)));
            case 'fancymenuitem':
                return createFancyMenuItem(item).fold(handleError, d => fancy(parseForHorizontalMenu(d), backstage));
            default:
                {
                    console.error('Unknown item in general menu', item);
                    return Optional.none();
                }
        }
    };
    const createAutocompleteItems = (items, matchText, onItemValueHandler, columns, itemResponse, sharedBackstage, highlightOn) => {
        const renderText = columns === 1;
        const renderIcons = !renderText || menuHasIcons(items);
        return cat(map$2(items, item => {
            switch (item.type) {
                case 'separator':
                    return createSeparatorItem(item).fold(handleError, d => Optional.some(separator$3(d)));
                case 'cardmenuitem':
                    return createCardMenuItem(item).fold(handleError, d => Optional.some(card({
                        ...d,
                        onAction: api => {
                            d.onAction(api);
                            onItemValueHandler(d.value, d.meta);
                        }
                    }, itemResponse, sharedBackstage, {
                        itemBehaviours: tooltipBehaviour(d.meta, sharedBackstage),
                        cardText: {
                            matchText,
                            highlightOn
                        }
                    })));
                case 'autocompleteitem':
                default:
                    return createAutocompleterItem(item).fold(handleError, d => Optional.some(autocomplete(d, matchText, renderText, 'normal', onItemValueHandler, itemResponse, sharedBackstage, renderIcons)));
            }
        }));
    };
    const createPartialMenu = (value, items, itemResponse, backstage, isHorizontalMenu) => {
        const hasIcons = menuHasIcons(items);
        const alloyItems = cat(map$2(items, item => {
            const itemHasIcon = i => isHorizontalMenu ? !has$2(i, 'text') : hasIcons;
            const createItem = i => createMenuItemFromBridge(i, itemResponse, backstage, itemHasIcon(i), isHorizontalMenu);
            if (item.type === 'nestedmenuitem' && item.getSubmenuItems().length <= 0) {
                return createItem({
                    ...item,
                    enabled: false
                });
            } else {
                return createItem(item);
            }
        }));
        const createPartial = isHorizontalMenu ? createHorizontalPartialMenuWithAlloyItems : createPartialMenuWithAlloyItems;
        return createPartial(value, hasIcons, alloyItems, 1, 'normal');
    };
    const createTieredDataFrom = partialMenu => tieredMenu.singleData(partialMenu.value, partialMenu);
    const createMenuFrom = (partialMenu, columns, focusMode, presets) => {
        const focusManager = focusMode === FocusMode.ContentFocus ? highlights() : dom$2();
        const movement = deriveMenuMovement(columns, presets);
        const menuMarkers = markers(presets);
        return {
            dom: partialMenu.dom,
            components: partialMenu.components,
            items: partialMenu.items,
            value: partialMenu.value,
            markers: {
                selectedItem: menuMarkers.selectedItem,
                item: menuMarkers.item
            },
            movement,
            fakeFocus: focusMode === FocusMode.ContentFocus,
            focusManager,
            menuBehaviours: SimpleBehaviours.unnamedEvents(columns !== 'auto' ? [] : [runOnAttached((comp, _se) => {
                detectSize(comp, 4, menuMarkers.item).each(({ numColumns, numRows }) => {
                    Keying.setGridSize(comp, numRows, numColumns);
                });
            })])
        };
    };

    const getAutocompleterRange = (dom, initRange) => {
        return detect(SugarElement.fromDom(initRange.startContainer)).map(elm => {
            const range = dom.createRng();
            range.selectNode(elm.dom);
            return range;
        });
    };
    const register$b = (editor, sharedBackstage) => {
        const processingAction = Cell(false);
        const activeState = Cell(false);
        const autocompleter = build$1(InlineView.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-autocompleter']
            },
            components: [],
            fireDismissalEventInstead: {},
            inlineBehaviours: derive$1([config('dismissAutocompleter', [run$1(dismissRequested(), () => cancelIfNecessary())])]),
            lazySink: sharedBackstage.getSink
        }));
        const isMenuOpen = () => InlineView.isOpen(autocompleter);
        const isActive = activeState.get;
        const hideIfNecessary = () => {
            if (isMenuOpen()) {
                InlineView.hide(autocompleter);
            }
        };
        const cancelIfNecessary = () => editor.execCommand('mceAutocompleterClose');
        const getCombinedItems = matches => {
            const columns = findMap(matches, m => Optional.from(m.columns)).getOr(1);
            return bind$3(matches, match => {
                const choices = match.items;
                return createAutocompleteItems(choices, match.matchText, (itemValue, itemMeta) => {
                    const nr = editor.selection.getRng();
                    getAutocompleterRange(editor.dom, nr).each(range => {
                        const autocompleterApi = {
                            hide: () => cancelIfNecessary(),
                            reload: fetchOptions => {
                                hideIfNecessary();
                                editor.execCommand('mceAutocompleterReload', false, { fetchOptions });
                            }
                        };
                        processingAction.set(true);
                        match.onAction(autocompleterApi, range, itemValue, itemMeta);
                        processingAction.set(false);
                    });
                }, columns, ItemResponse$1.BUBBLE_TO_SANDBOX, sharedBackstage, match.highlightOn);
            });
        };
        const display = (lookupData, items) => {
            findIn(SugarElement.fromDom(editor.getBody())).each(element => {
                const columns = findMap(lookupData, ld => Optional.from(ld.columns)).getOr(1);
                InlineView.showAt(autocompleter, Menu.sketch(createMenuFrom(createPartialMenuWithAlloyItems('autocompleter-value', true, items, columns, 'normal'), columns, FocusMode.ContentFocus, 'normal')), {
                    anchor: {
                        type: 'node',
                        root: SugarElement.fromDom(editor.getBody()),
                        node: Optional.from(element)
                    }
                });
                InlineView.getContent(autocompleter).each(Highlighting.highlightFirst);
            });
        };
        const updateDisplay = lookupData => {
            const combinedItems = getCombinedItems(lookupData);
            if (combinedItems.length > 0) {
                display(lookupData, combinedItems);
            } else {
                hideIfNecessary();
            }
        };
        editor.on('AutocompleterStart', ({ lookupData }) => {
            activeState.set(true);
            processingAction.set(false);
            updateDisplay(lookupData);
        });
        editor.on('AutocompleterUpdate', ({ lookupData }) => updateDisplay(lookupData));
        editor.on('AutocompleterEnd', () => {
            hideIfNecessary();
            activeState.set(false);
            processingAction.set(false);
        });
        const autocompleterUiApi = {
            cancelIfNecessary,
            isMenuOpen,
            isActive,
            isProcessingAction: processingAction.get,
            getView: () => InlineView.getContent(autocompleter)
        };
        AutocompleterEditorEvents.setup(autocompleterUiApi, editor);
    };
    const Autocompleter = { register: register$b };

    const closest = (scope, selector, isRoot) => closest$1(scope, selector, isRoot).isSome();

    const DelayedFunction = (fun, delay) => {
        let ref = null;
        const schedule = (...args) => {
            ref = setTimeout(() => {
                fun.apply(null, args);
                ref = null;
            }, delay);
        };
        const cancel = () => {
            if (ref !== null) {
                clearTimeout(ref);
                ref = null;
            }
        };
        return {
            cancel,
            schedule
        };
    };

    const SIGNIFICANT_MOVE = 5;
    const LONGPRESS_DELAY = 400;
    const getTouch = event => {
        const raw = event.raw;
        if (raw.touches === undefined || raw.touches.length !== 1) {
            return Optional.none();
        }
        return Optional.some(raw.touches[0]);
    };
    const isFarEnough = (touch, data) => {
        const distX = Math.abs(touch.clientX - data.x);
        const distY = Math.abs(touch.clientY - data.y);
        return distX > SIGNIFICANT_MOVE || distY > SIGNIFICANT_MOVE;
    };
    const monitor = settings => {
        const startData = value$2();
        const longpressFired = Cell(false);
        const longpress$1 = DelayedFunction(event => {
            settings.triggerEvent(longpress(), event);
            longpressFired.set(true);
        }, LONGPRESS_DELAY);
        const handleTouchstart = event => {
            getTouch(event).each(touch => {
                longpress$1.cancel();
                const data = {
                    x: touch.clientX,
                    y: touch.clientY,
                    target: event.target
                };
                longpress$1.schedule(event);
                longpressFired.set(false);
                startData.set(data);
            });
            return Optional.none();
        };
        const handleTouchmove = event => {
            longpress$1.cancel();
            getTouch(event).each(touch => {
                startData.on(data => {
                    if (isFarEnough(touch, data)) {
                        startData.clear();
                    }
                });
            });
            return Optional.none();
        };
        const handleTouchend = event => {
            longpress$1.cancel();
            const isSame = data => eq(data.target, event.target);
            return startData.get().filter(isSame).map(_data => {
                if (longpressFired.get()) {
                    event.prevent();
                    return false;
                } else {
                    return settings.triggerEvent(tap(), event);
                }
            });
        };
        const handlers = wrapAll([{
                key: touchstart(),
                value: handleTouchstart
            },
            {
                key: touchmove(),
                value: handleTouchmove
            },
            {
                key: touchend(),
                value: handleTouchend
            }
        ]);
        const fireIfReady = (event, type) => get$g(handlers, type).bind(handler => handler(event));
        return { fireIfReady };
    };

    const isDangerous = event => {
        const keyEv = event.raw;
        return keyEv.which === BACKSPACE[0] && !contains$2([
            'input',
            'textarea'
        ], name$3(event.target)) && !closest(event.target, '[contenteditable="true"]');
    };
    const setup$d = (container, rawSettings) => {
        const settings = {
            stopBackspace: true,
            ...rawSettings
        };
        const pointerEvents = [
            'touchstart',
            'touchmove',
            'touchend',
            'touchcancel',
            'gesturestart',
            'mousedown',
            'mouseup',
            'mouseover',
            'mousemove',
            'mouseout',
            'click'
        ];
        const tapEvent = monitor(settings);
        const simpleEvents = map$2(pointerEvents.concat([
            'selectstart',
            'input',
            'contextmenu',
            'change',
            'transitionend',
            'transitioncancel',
            'drag',
            'dragstart',
            'dragend',
            'dragenter',
            'dragleave',
            'dragover',
            'drop',
            'keyup'
        ]), type => bind(container, type, event => {
            tapEvent.fireIfReady(event, type).each(tapStopped => {
                if (tapStopped) {
                    event.kill();
                }
            });
            const stopped = settings.triggerEvent(type, event);
            if (stopped) {
                event.kill();
            }
        }));
        const pasteTimeout = value$2();
        const onPaste = bind(container, 'paste', event => {
            tapEvent.fireIfReady(event, 'paste').each(tapStopped => {
                if (tapStopped) {
                    event.kill();
                }
            });
            const stopped = settings.triggerEvent('paste', event);
            if (stopped) {
                event.kill();
            }
            pasteTimeout.set(setTimeout(() => {
                settings.triggerEvent(postPaste(), event);
            }, 0));
        });
        const onKeydown = bind(container, 'keydown', event => {
            const stopped = settings.triggerEvent('keydown', event);
            if (stopped) {
                event.kill();
            } else if (settings.stopBackspace && isDangerous(event)) {
                event.prevent();
            }
        });
        const onFocusIn = bind(container, 'focusin', event => {
            const stopped = settings.triggerEvent('focusin', event);
            if (stopped) {
                event.kill();
            }
        });
        const focusoutTimeout = value$2();
        const onFocusOut = bind(container, 'focusout', event => {
            const stopped = settings.triggerEvent('focusout', event);
            if (stopped) {
                event.kill();
            }
            focusoutTimeout.set(setTimeout(() => {
                settings.triggerEvent(postBlur(), event);
            }, 0));
        });
        const unbind = () => {
            each$1(simpleEvents, e => {
                e.unbind();
            });
            onKeydown.unbind();
            onFocusIn.unbind();
            onFocusOut.unbind();
            onPaste.unbind();
            pasteTimeout.on(clearTimeout);
            focusoutTimeout.on(clearTimeout);
        };
        return { unbind };
    };

    const derive = (rawEvent, rawTarget) => {
        const source = get$g(rawEvent, 'target').getOr(rawTarget);
        return Cell(source);
    };

    const fromSource = (event, source) => {
        const stopper = Cell(false);
        const cutter = Cell(false);
        const stop = () => {
            stopper.set(true);
        };
        const cut = () => {
            cutter.set(true);
        };
        return {
            stop,
            cut,
            isStopped: stopper.get,
            isCut: cutter.get,
            event,
            setSource: source.set,
            getSource: source.get
        };
    };
    const fromExternal = event => {
        const stopper = Cell(false);
        const stop = () => {
            stopper.set(true);
        };
        return {
            stop,
            cut: noop,
            isStopped: stopper.get,
            isCut: never,
            event,
            setSource: die('Cannot set source of a broadcasted event'),
            getSource: die('Cannot get source of a broadcasted event')
        };
    };

    const adt$1 = Adt.generate([
        { stopped: [] },
        { resume: ['element'] },
        { complete: [] }
    ]);
    const doTriggerHandler = (lookup, eventType, rawEvent, target, source, logger) => {
        const handler = lookup(eventType, target);
        const simulatedEvent = fromSource(rawEvent, source);
        return handler.fold(() => {
            logger.logEventNoHandlers(eventType, target);
            return adt$1.complete();
        }, handlerInfo => {
            const descHandler = handlerInfo.descHandler;
            const eventHandler = getCurried(descHandler);
            eventHandler(simulatedEvent);
            if (simulatedEvent.isStopped()) {
                logger.logEventStopped(eventType, handlerInfo.element, descHandler.purpose);
                return adt$1.stopped();
            } else if (simulatedEvent.isCut()) {
                logger.logEventCut(eventType, handlerInfo.element, descHandler.purpose);
                return adt$1.complete();
            } else {
                return parent(handlerInfo.element).fold(() => {
                    logger.logNoParent(eventType, handlerInfo.element, descHandler.purpose);
                    return adt$1.complete();
                }, parent => {
                    logger.logEventResponse(eventType, handlerInfo.element, descHandler.purpose);
                    return adt$1.resume(parent);
                });
            }
        });
    };
    const doTriggerOnUntilStopped = (lookup, eventType, rawEvent, rawTarget, source, logger) => doTriggerHandler(lookup, eventType, rawEvent, rawTarget, source, logger).fold(always, parent => doTriggerOnUntilStopped(lookup, eventType, rawEvent, parent, source, logger), never);
    const triggerHandler = (lookup, eventType, rawEvent, target, logger) => {
        const source = derive(rawEvent, target);
        return doTriggerHandler(lookup, eventType, rawEvent, target, source, logger);
    };
    const broadcast = (listeners, rawEvent, _logger) => {
        const simulatedEvent = fromExternal(rawEvent);
        each$1(listeners, listener => {
            const descHandler = listener.descHandler;
            const handler = getCurried(descHandler);
            handler(simulatedEvent);
        });
        return simulatedEvent.isStopped();
    };
    const triggerUntilStopped = (lookup, eventType, rawEvent, logger) => triggerOnUntilStopped(lookup, eventType, rawEvent, rawEvent.target, logger);
    const triggerOnUntilStopped = (lookup, eventType, rawEvent, rawTarget, logger) => {
        const source = derive(rawEvent, rawTarget);
        return doTriggerOnUntilStopped(lookup, eventType, rawEvent, rawTarget, source, logger);
    };

    const eventHandler = (element, descHandler) => ({
        element,
        descHandler
    });
    const broadcastHandler = (id, handler) => ({
        id,
        descHandler: handler
    });
    const EventRegistry = () => {
        const registry = {};
        const registerId = (extraArgs, id, events) => {
            each(events, (v, k) => {
                const handlers = registry[k] !== undefined ? registry[k] : {};
                handlers[id] = curryArgs(v, extraArgs);
                registry[k] = handlers;
            });
        };
        const findHandler = (handlers, elem) => read$1(elem).bind(id => get$g(handlers, id)).map(descHandler => eventHandler(elem, descHandler));
        const filterByType = type => get$g(registry, type).map(handlers => mapToArray(handlers, (f, id) => broadcastHandler(id, f))).getOr([]);
        const find = (isAboveRoot, type, target) => get$g(registry, type).bind(handlers => closest$4(target, elem => findHandler(handlers, elem), isAboveRoot));
        const unregisterId = id => {
            each(registry, (handlersById, _eventName) => {
                if (has$2(handlersById, id)) {
                    delete handlersById[id];
                }
            });
        };
        return {
            registerId,
            unregisterId,
            filterByType,
            find
        };
    };

    const Registry = () => {
        const events = EventRegistry();
        const components = {};
        const readOrTag = component => {
            const elem = component.element;
            return read$1(elem).getOrThunk(() => write('uid-', component.element));
        };
        const failOnDuplicate = (component, tagId) => {
            const conflict = components[tagId];
            if (conflict === component) {
                unregister(component);
            } else {
                throw new Error('The tagId "' + tagId + '" is already used by: ' + element(conflict.element) + '\nCannot use it for: ' + element(component.element) + '\n' + 'The conflicting element is' + (inBody(conflict.element) ? ' ' : ' not ') + 'already in the DOM');
            }
        };
        const register = component => {
            const tagId = readOrTag(component);
            if (hasNonNullableKey(components, tagId)) {
                failOnDuplicate(component, tagId);
            }
            const extraArgs = [component];
            events.registerId(extraArgs, tagId, component.events);
            components[tagId] = component;
        };
        const unregister = component => {
            read$1(component.element).each(tagId => {
                delete components[tagId];
                events.unregisterId(tagId);
            });
        };
        const filter = type => events.filterByType(type);
        const find = (isAboveRoot, type, target) => events.find(isAboveRoot, type, target);
        const getById = id => get$g(components, id);
        return {
            find,
            filter,
            register,
            unregister,
            getById
        };
    };

    const factory$j = detail => {
        const { attributes, ...domWithoutAttributes } = detail.dom;
        return {
            uid: detail.uid,
            dom: {
                tag: 'div',
                attributes: {
                    role: 'presentation',
                    ...attributes
                },
                ...domWithoutAttributes
            },
            components: detail.components,
            behaviours: get$3(detail.containerBehaviours),
            events: detail.events,
            domModification: detail.domModification,
            eventOrder: detail.eventOrder
        };
    };
    const Container = single({
        name: 'Container',
        factory: factory$j,
        configFields: [
            defaulted('components', []),
            field('containerBehaviours', []),
            defaulted('events', {}),
            defaulted('domModification', {}),
            defaulted('eventOrder', {})
        ]
    });

    const takeover = root => {
        const isAboveRoot = el => parent(root.element).fold(always, parent => eq(el, parent));
        const registry = Registry();
        const lookup = (eventName, target) => registry.find(isAboveRoot, eventName, target);
        const domEvents = setup$d(root.element, {
            triggerEvent: (eventName, event) => {
                return monitorEvent(eventName, event.target, logger => triggerUntilStopped(lookup, eventName, event, logger));
            }
        });
        const systemApi = {
            debugInfo: constant$1('real'),
            triggerEvent: (eventName, target, data) => {
                monitorEvent(eventName, target, logger => triggerOnUntilStopped(lookup, eventName, data, target, logger));
            },
            triggerFocus: (target, originator) => {
                read$1(target).fold(() => {
                    focus$3(target);
                }, _alloyId => {
                    monitorEvent(focus$4(), target, logger => {
                        triggerHandler(lookup, focus$4(), {
                            originator,
                            kill: noop,
                            prevent: noop,
                            target
                        }, target, logger);
                        return false;
                    });
                });
            },
            triggerEscape: (comp, simulatedEvent) => {
                systemApi.triggerEvent('keydown', comp.element, simulatedEvent.event);
            },
            getByUid: uid => {
                return getByUid(uid);
            },
            getByDom: elem => {
                return getByDom(elem);
            },
            build: build$1,
            buildOrPatch: buildOrPatch,
            addToGui: c => {
                add(c);
            },
            removeFromGui: c => {
                remove(c);
            },
            addToWorld: c => {
                addToWorld(c);
            },
            removeFromWorld: c => {
                removeFromWorld(c);
            },
            broadcast: message => {
                broadcast$1(message);
            },
            broadcastOn: (channels, message) => {
                broadcastOn(channels, message);
            },
            broadcastEvent: (eventName, event) => {
                broadcastEvent(eventName, event);
            },
            isConnected: always
        };
        const addToWorld = component => {
            component.connect(systemApi);
            if (!isText(component.element)) {
                registry.register(component);
                each$1(component.components(), addToWorld);
                systemApi.triggerEvent(systemInit(), component.element, { target: component.element });
            }
        };
        const removeFromWorld = component => {
            if (!isText(component.element)) {
                each$1(component.components(), removeFromWorld);
                registry.unregister(component);
            }
            component.disconnect();
        };
        const add = component => {
            attach(root, component);
        };
        const remove = component => {
            detach(component);
        };
        const destroy = () => {
            domEvents.unbind();
            remove$5(root.element);
        };
        const broadcastData = data => {
            const receivers = registry.filter(receive());
            each$1(receivers, receiver => {
                const descHandler = receiver.descHandler;
                const handler = getCurried(descHandler);
                handler(data);
            });
        };
        const broadcast$1 = message => {
            broadcastData({
                universal: true,
                data: message
            });
        };
        const broadcastOn = (channels, message) => {
            broadcastData({
                universal: false,
                channels,
                data: message
            });
        };
        const broadcastEvent = (eventName, event) => {
            const listeners = registry.filter(eventName);
            return broadcast(listeners, event);
        };
        const getByUid = uid => registry.getById(uid).fold(() => Result.error(new Error('Could not find component with uid: "' + uid + '" in system.')), Result.value);
        const getByDom = elem => {
            const uid = read$1(elem).getOr('not found');
            return getByUid(uid);
        };
        addToWorld(root);
        return {
            root,
            element: root.element,
            destroy,
            add,
            remove,
            getByUid,
            getByDom,
            addToWorld,
            removeFromWorld,
            broadcast: broadcast$1,
            broadcastOn,
            broadcastEvent
        };
    };

    const renderBar = (spec, backstage) => ({
        dom: {
            tag: 'div',
            classes: [
                'tox-bar',
                'tox-form__controls-h-stack'
            ]
        },
        components: map$2(spec.items, backstage.interpreter)
    });

    const schema$l = constant$1([
        defaulted('prefix', 'form-field'),
        field('fieldBehaviours', [
            Composing,
            Representing
        ])
    ]);
    const parts$e = constant$1([
        optional({
            schema: [required$1('dom')],
            name: 'label'
        }),
        optional({
            factory: {
                sketch: spec => {
                    return {
                        uid: spec.uid,
                        dom: {
                            tag: 'span',
                            styles: { display: 'none' },
                            attributes: { 'aria-hidden': 'true' },
                            innerHtml: spec.text
                        }
                    };
                }
            },
            schema: [required$1('text')],
            name: 'aria-descriptor'
        }),
        required({
            factory: {
                sketch: spec => {
                    const excludeFactory = exclude(spec, ['factory']);
                    return spec.factory.sketch(excludeFactory);
                }
            },
            schema: [required$1('factory')],
            name: 'field'
        })
    ]);

    const factory$i = (detail, components, _spec, _externals) => {
        const behaviours = augment(detail.fieldBehaviours, [
            Composing.config({
                find: container => {
                    return getPart(container, detail, 'field');
                }
            }),
            Representing.config({
                store: {
                    mode: 'manual',
                    getValue: field => {
                        return Composing.getCurrent(field).bind(Representing.getValue);
                    },
                    setValue: (field, value) => {
                        Composing.getCurrent(field).each(current => {
                            Representing.setValue(current, value);
                        });
                    }
                }
            })
        ]);
        const events = derive$2([runOnAttached((component, _simulatedEvent) => {
            const ps = getParts(component, detail, [
                'label',
                'field',
                'aria-descriptor'
            ]);
            ps.field().each(field => {
                const id = generate$6(detail.prefix);
                ps.label().each(label => {
                    set$9(label.element, 'for', id);
                    set$9(field.element, 'id', id);
                });
                ps['aria-descriptor']().each(descriptor => {
                    const descriptorId = generate$6(detail.prefix);
                    set$9(descriptor.element, 'id', descriptorId);
                    set$9(field.element, 'aria-describedby', descriptorId);
                });
            });
        })]);
        const apis = {
            getField: container => getPart(container, detail, 'field'),
            getLabel: container => getPart(container, detail, 'label')
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            behaviours,
            events,
            apis
        };
    };
    const FormField = composite({
        name: 'FormField',
        configFields: schema$l(),
        partFields: parts$e(),
        factory: factory$i,
        apis: {
            getField: (apis, comp) => apis.getField(comp),
            getLabel: (apis, comp) => apis.getLabel(comp)
        }
    });

    const exhibit$2 = (base, tabConfig) => nu$7({
        attributes: wrapAll([{
            key: tabConfig.tabAttr,
            value: 'true'
        }])
    });

    var ActiveTabstopping = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        exhibit: exhibit$2
    });

    var TabstopSchema = [defaulted('tabAttr', 'data-alloy-tabstop')];

    const Tabstopping = create$3({
        fields: TabstopSchema,
        name: 'tabstopping',
        active: ActiveTabstopping
    });

    var global$3 = tinymce.util.Tools.resolve('tinymce.html.Entities');

    const renderFormFieldWith = (pLabel, pField, extraClasses, extraBehaviours) => {
        const spec = renderFormFieldSpecWith(pLabel, pField, extraClasses, extraBehaviours);
        return FormField.sketch(spec);
    };
    const renderFormField = (pLabel, pField) => renderFormFieldWith(pLabel, pField, [], []);
    const renderFormFieldSpecWith = (pLabel, pField, extraClasses, extraBehaviours) => ({
        dom: renderFormFieldDomWith(extraClasses),
        components: pLabel.toArray().concat([pField]),
        fieldBehaviours: derive$1(extraBehaviours)
    });
    const renderFormFieldDom = () => renderFormFieldDomWith([]);
    const renderFormFieldDomWith = extraClasses => ({
        tag: 'div',
        classes: ['tox-form__group'].concat(extraClasses)
    });
    const renderLabel$2 = (label, providersBackstage) => FormField.parts.label({
        dom: {
            tag: 'label',
            classes: ['tox-label']
        },
        components: [text$1(providersBackstage.translate(label))]
    });

    const formChangeEvent = generate$6('form-component-change');
    const formCloseEvent = generate$6('form-close');
    const formCancelEvent = generate$6('form-cancel');
    const formActionEvent = generate$6('form-action');
    const formSubmitEvent = generate$6('form-submit');
    const formBlockEvent = generate$6('form-block');
    const formUnblockEvent = generate$6('form-unblock');
    const formTabChangeEvent = generate$6('form-tabchange');
    const formResizeEvent = generate$6('form-resize');

    const renderCollection = (spec, providersBackstage, initialData) => {
        const pLabel = spec.label.map(label => renderLabel$2(label, providersBackstage));
        const runOnItem = f => (comp, se) => {
            closest$1(se.event.target, '[data-collection-item-value]').each(target => {
                f(comp, se, target, get$f(target, 'data-collection-item-value'));
            });
        };
        const setContents = (comp, items) => {
            const htmlLines = map$2(items, item => {
                const itemText = global$8.translate(item.text);
                const textContent = spec.columns === 1 ? `<div class="tox-collection__item-label">${ itemText }</div>` : '';
                const iconContent = `<div class="tox-collection__item-icon">${ item.icon }</div>`;
                const mapItemName = {
                    '_': ' ',
                    ' - ': ' ',
                    '-': ' '
                };
                const ariaLabel = itemText.replace(/\_| \- |\-/g, match => mapItemName[match]);
                const disabledClass = providersBackstage.isDisabled() ? ' tox-collection__item--state-disabled' : '';
                return `<div class="tox-collection__item${ disabledClass }" tabindex="-1" data-collection-item-value="${ global$3.encodeAllRaw(item.value) }" title="${ ariaLabel }" aria-label="${ ariaLabel }">${ iconContent }${ textContent }</div>`;
            });
            const chunks = spec.columns !== 'auto' && spec.columns > 1 ? chunk$1(htmlLines, spec.columns) : [htmlLines];
            const html = map$2(chunks, ch => `<div class="tox-collection__group">${ ch.join('') }</div>`);
            set$6(comp.element, html.join(''));
        };
        const onClick = runOnItem((comp, se, tgt, itemValue) => {
            se.stop();
            if (!providersBackstage.isDisabled()) {
                emitWith(comp, formActionEvent, {
                    name: spec.name,
                    value: itemValue
                });
            }
        });
        const collectionEvents = [
            run$1(mouseover(), runOnItem((comp, se, tgt) => {
                focus$3(tgt);
            })),
            run$1(click(), onClick),
            run$1(tap(), onClick),
            run$1(focusin(), runOnItem((comp, se, tgt) => {
                descendant(comp.element, '.' + activeClass).each(currentActive => {
                    remove$2(currentActive, activeClass);
                });
                add$2(tgt, activeClass);
            })),
            run$1(focusout(), runOnItem(comp => {
                descendant(comp.element, '.' + activeClass).each(currentActive => {
                    remove$2(currentActive, activeClass);
                });
            })),
            runOnExecute$1(runOnItem((comp, se, tgt, itemValue) => {
                emitWith(comp, formActionEvent, {
                    name: spec.name,
                    value: itemValue
                });
            }))
        ];
        const iterCollectionItems = (comp, applyAttributes) => map$2(descendants(comp.element, '.tox-collection__item'), applyAttributes);
        const pField = FormField.parts.field({
            dom: {
                tag: 'div',
                classes: ['tox-collection'].concat(spec.columns !== 1 ? ['tox-collection--grid'] : ['tox-collection--list'])
            },
            components: [],
            factory: { sketch: identity },
            behaviours: derive$1([
                Disabling.config({
                    disabled: providersBackstage.isDisabled,
                    onDisabled: comp => {
                        iterCollectionItems(comp, childElm => {
                            add$2(childElm, 'tox-collection__item--state-disabled');
                            set$9(childElm, 'aria-disabled', true);
                        });
                    },
                    onEnabled: comp => {
                        iterCollectionItems(comp, childElm => {
                            remove$2(childElm, 'tox-collection__item--state-disabled');
                            remove$7(childElm, 'aria-disabled');
                        });
                    }
                }),
                receivingConfig(),
                Replacing.config({}),
                Representing.config({
                    store: {
                        mode: 'memory',
                        initialValue: initialData.getOr([])
                    },
                    onSetValue: (comp, items) => {
                        setContents(comp, items);
                        if (spec.columns === 'auto') {
                            detectSize(comp, 5, 'tox-collection__item').each(({ numRows, numColumns }) => {
                                Keying.setGridSize(comp, numRows, numColumns);
                            });
                        }
                        emit(comp, formResizeEvent);
                    }
                }),
                Tabstopping.config({}),
                Keying.config(deriveCollectionMovement(spec.columns, 'normal')),
                config('collection-events', collectionEvents)
            ]),
            eventOrder: {
                [execute$5()]: [
                    'disabling',
                    'alloy.base.behaviour',
                    'collection-events'
                ]
            }
        });
        const extraClasses = ['tox-form__group--collection'];
        return renderFormFieldWith(pLabel, pField, extraClasses, []);
    };

    const schema$k = constant$1([
        option$3('data'),
        defaulted('inputAttributes', {}),
        defaulted('inputStyles', {}),
        defaulted('tag', 'input'),
        defaulted('inputClasses', []),
        onHandler('onSetValue'),
        defaulted('styles', {}),
        defaulted('eventOrder', {}),
        field('inputBehaviours', [
            Representing,
            Focusing
        ]),
        defaulted('selectOnFocus', true)
    ]);
    const focusBehaviours = detail => derive$1([Focusing.config({
        onFocus: !detail.selectOnFocus ? noop : component => {
            const input = component.element;
            const value = get$6(input);
            input.dom.setSelectionRange(0, value.length);
        }
    })]);
    const behaviours = detail => ({
        ...focusBehaviours(detail),
        ...augment(detail.inputBehaviours, [Representing.config({
            store: {
                mode: 'manual',
                ...detail.data.map(data => ({ initialValue: data })).getOr({}),
                getValue: input => {
                    return get$6(input.element);
                },
                setValue: (input, data) => {
                    const current = get$6(input.element);
                    if (current !== data) {
                        set$5(input.element, data);
                    }
                }
            },
            onSetValue: detail.onSetValue
        })])
    });
    const dom = detail => ({
        tag: detail.tag,
        attributes: {
            type: 'text',
            ...detail.inputAttributes
        },
        styles: detail.inputStyles,
        classes: detail.inputClasses
    });

    const factory$h = (detail, _spec) => ({
        uid: detail.uid,
        dom: dom(detail),
        components: [],
        behaviours: behaviours(detail),
        eventOrder: detail.eventOrder
    });
    const Input = single({
        name: 'Input',
        configFields: schema$k(),
        factory: factory$h
    });

    const nu$3 = baseFn => {
        let data = Optional.none();
        let callbacks = [];
        const map = f => nu$3(nCallback => {
            get(data => {
                nCallback(f(data));
            });
        });
        const get = nCallback => {
            if (isReady()) {
                call(nCallback);
            } else {
                callbacks.push(nCallback);
            }
        };
        const set = x => {
            if (!isReady()) {
                data = Optional.some(x);
                run(callbacks);
                callbacks = [];
            }
        };
        const isReady = () => data.isSome();
        const run = cbs => {
            each$1(cbs, call);
        };
        const call = cb => {
            data.each(x => {
                setTimeout(() => {
                    cb(x);
                }, 0);
            });
        };
        baseFn(set);
        return {
            get,
            map,
            isReady
        };
    };
    const pure$1 = a => nu$3(callback => {
        callback(a);
    });
    const LazyValue = {
        nu: nu$3,
        pure: pure$1
    };

    const errorReporter = err => {
        setTimeout(() => {
            throw err;
        }, 0);
    };
    const make$5 = run => {
        const get = callback => {
            run().then(callback, errorReporter);
        };
        const map = fab => {
            return make$5(() => run().then(fab));
        };
        const bind = aFutureB => {
            return make$5(() => run().then(v => aFutureB(v).toPromise()));
        };
        const anonBind = futureB => {
            return make$5(() => run().then(() => futureB.toPromise()));
        };
        const toLazy = () => {
            return LazyValue.nu(get);
        };
        const toCached = () => {
            let cache = null;
            return make$5(() => {
                if (cache === null) {
                    cache = run();
                }
                return cache;
            });
        };
        const toPromise = run;
        return {
            map,
            bind,
            anonBind,
            toLazy,
            toCached,
            toPromise,
            get
        };
    };
    const nu$2 = baseFn => {
        return make$5(() => new Promise(baseFn));
    };
    const pure = a => {
        return make$5(() => Promise.resolve(a));
    };
    const Future = {
        nu: nu$2,
        pure
    };

    const ariaElements = [
        'input',
        'textarea'
    ];
    const isAriaElement = elem => {
        const name = name$3(elem);
        return contains$2(ariaElements, name);
    };
    const markValid = (component, invalidConfig) => {
        const elem = invalidConfig.getRoot(component).getOr(component.element);
        remove$2(elem, invalidConfig.invalidClass);
        invalidConfig.notify.each(notifyInfo => {
            if (isAriaElement(component.element)) {
                set$9(component.element, 'aria-invalid', false);
            }
            notifyInfo.getContainer(component).each(container => {
                set$6(container, notifyInfo.validHtml);
            });
            notifyInfo.onValid(component);
        });
    };
    const markInvalid = (component, invalidConfig, invalidState, text) => {
        const elem = invalidConfig.getRoot(component).getOr(component.element);
        add$2(elem, invalidConfig.invalidClass);
        invalidConfig.notify.each(notifyInfo => {
            if (isAriaElement(component.element)) {
                set$9(component.element, 'aria-invalid', true);
            }
            notifyInfo.getContainer(component).each(container => {
                set$6(container, text);
            });
            notifyInfo.onInvalid(component, text);
        });
    };
    const query = (component, invalidConfig, _invalidState) => invalidConfig.validator.fold(() => Future.pure(Result.value(true)), validatorInfo => validatorInfo.validate(component));
    const run = (component, invalidConfig, invalidState) => {
        invalidConfig.notify.each(notifyInfo => {
            notifyInfo.onValidate(component);
        });
        return query(component, invalidConfig).map(valid => {
            if (component.getSystem().isConnected()) {
                return valid.fold(err => {
                    markInvalid(component, invalidConfig, invalidState, err);
                    return Result.error(err);
                }, v => {
                    markValid(component, invalidConfig);
                    return Result.value(v);
                });
            } else {
                return Result.error('No longer in system');
            }
        });
    };
    const isInvalid = (component, invalidConfig) => {
        const elem = invalidConfig.getRoot(component).getOr(component.element);
        return has(elem, invalidConfig.invalidClass);
    };

    var InvalidateApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        markValid: markValid,
        markInvalid: markInvalid,
        query: query,
        run: run,
        isInvalid: isInvalid
    });

    const events$8 = (invalidConfig, invalidState) => invalidConfig.validator.map(validatorInfo => derive$2([run$1(validatorInfo.onEvent, component => {
        run(component, invalidConfig, invalidState).get(identity);
    })].concat(validatorInfo.validateOnLoad ? [runOnAttached(component => {
        run(component, invalidConfig, invalidState).get(noop);
    })] : []))).getOr({});

    var ActiveInvalidate = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$8
    });

    var InvalidateSchema = [
        required$1('invalidClass'),
        defaulted('getRoot', Optional.none),
        optionObjOf('notify', [
            defaulted('aria', 'alert'),
            defaulted('getContainer', Optional.none),
            defaulted('validHtml', ''),
            onHandler('onValid'),
            onHandler('onInvalid'),
            onHandler('onValidate')
        ]),
        optionObjOf('validator', [
            required$1('validate'),
            defaulted('onEvent', 'input'),
            defaulted('validateOnLoad', true)
        ])
    ];

    const Invalidating = create$3({
        fields: InvalidateSchema,
        name: 'invalidating',
        active: ActiveInvalidate,
        apis: InvalidateApis,
        extra: {
            validation: validator => {
                return component => {
                    const v = Representing.getValue(component);
                    return Future.pure(validator(v));
                };
            }
        }
    });

    const getCoupled = (component, coupleConfig, coupleState, name) => coupleState.getOrCreate(component, coupleConfig, name);

    var CouplingApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        getCoupled: getCoupled
    });

    var CouplingSchema = [requiredOf('others', setOf(Result.value, anyValue()))];

    const init$a = () => {
        const coupled = {};
        const getOrCreate = (component, coupleConfig, name) => {
            const available = keys(coupleConfig.others);
            if (!available) {
                throw new Error('Cannot find coupled component: ' + name + '. Known coupled components: ' + JSON.stringify(available, null, 2));
            } else {
                return get$g(coupled, name).getOrThunk(() => {
                    const builder = get$g(coupleConfig.others, name).getOrDie('No information found for coupled component: ' + name);
                    const spec = builder(component);
                    const built = component.getSystem().build(spec);
                    coupled[name] = built;
                    return built;
                });
            }
        };
        const readState = constant$1({});
        return nu$8({
            readState,
            getOrCreate
        });
    };

    var CouplingState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init$a
    });

    const Coupling = create$3({
        fields: CouplingSchema,
        name: 'coupling',
        apis: CouplingApis,
        state: CouplingState
    });

    const suffix = constant$1('sink');
    const partType$1 = constant$1(optional({
        name: suffix(),
        overrides: constant$1({
            dom: { tag: 'div' },
            behaviours: derive$1([Positioning.config({ useFixed: always })]),
            events: derive$2([
                cutter(keydown()),
                cutter(mousedown()),
                cutter(click())
            ])
        })
    }));

    var HighlightOnOpen;
    (function(HighlightOnOpen) {
        HighlightOnOpen[HighlightOnOpen['HighlightFirst'] = 0] = 'HighlightFirst';
        HighlightOnOpen[HighlightOnOpen['HighlightNone'] = 1] = 'HighlightNone';
    }(HighlightOnOpen || (HighlightOnOpen = {})));
    const getAnchor = (detail, component) => {
        const hotspot = detail.getHotspot(component).getOr(component);
        const type = 'hotspot';
        const overrides = detail.getAnchorOverrides();
        return detail.layouts.fold(() => ({
            type,
            hotspot,
            overrides
        }), layouts => ({
            type,
            hotspot,
            overrides,
            layouts
        }));
    };
    const fetch = (detail, mapFetch, component) => {
        const fetcher = detail.fetch;
        return fetcher(component).map(mapFetch);
    };
    const openF = (detail, mapFetch, anchor, component, sandbox, externals, highlightOnOpen) => {
        const futureData = fetch(detail, mapFetch, component);
        const getLazySink = getSink(component, detail);
        return futureData.map(tdata => tdata.bind(data => Optional.from(tieredMenu.sketch({
            ...externals.menu(),
            uid: generate$5(''),
            data,
            highlightImmediately: highlightOnOpen === HighlightOnOpen.HighlightFirst,
            onOpenMenu: (tmenu, menu) => {
                const sink = getLazySink().getOrDie();
                Positioning.position(sink, menu, { anchor });
                Sandboxing.decloak(sandbox);
            },
            onOpenSubmenu: (tmenu, item, submenu) => {
                const sink = getLazySink().getOrDie();
                Positioning.position(sink, submenu, {
                    anchor: {
                        type: 'submenu',
                        item
                    }
                });
                Sandboxing.decloak(sandbox);
            },
            onRepositionMenu: (tmenu, primaryMenu, submenuTriggers) => {
                const sink = getLazySink().getOrDie();
                Positioning.position(sink, primaryMenu, { anchor });
                each$1(submenuTriggers, st => {
                    Positioning.position(sink, st.triggeredMenu, {
                        anchor: {
                            type: 'submenu',
                            item: st.triggeringItem
                        }
                    });
                });
            },
            onEscape: () => {
                Focusing.focus(component);
                Sandboxing.close(sandbox);
                return Optional.some(true);
            }
        }))));
    };
    const open = (detail, mapFetch, hotspot, sandbox, externals, onOpenSync, highlightOnOpen) => {
        const anchor = getAnchor(detail, hotspot);
        const processed = openF(detail, mapFetch, anchor, hotspot, sandbox, externals, highlightOnOpen);
        return processed.map(tdata => {
            tdata.fold(() => {
                if (Sandboxing.isOpen(sandbox)) {
                    Sandboxing.close(sandbox);
                }
            }, data => {
                Sandboxing.cloak(sandbox);
                Sandboxing.open(sandbox, data);
                onOpenSync(sandbox);
            });
            return sandbox;
        });
    };
    const close = (detail, mapFetch, component, sandbox, _externals, _onOpenSync, _highlightOnOpen) => {
        Sandboxing.close(sandbox);
        return Future.pure(sandbox);
    };
    const togglePopup = (detail, mapFetch, hotspot, externals, onOpenSync, highlightOnOpen) => {
        const sandbox = Coupling.getCoupled(hotspot, 'sandbox');
        const showing = Sandboxing.isOpen(sandbox);
        const action = showing ? close : open;
        return action(detail, mapFetch, hotspot, sandbox, externals, onOpenSync, highlightOnOpen);
    };
    const matchWidth = (hotspot, container, useMinWidth) => {
        const menu = Composing.getCurrent(container).getOr(container);
        const buttonWidth = get$c(hotspot.element);
        if (useMinWidth) {
            set$8(menu.element, 'min-width', buttonWidth + 'px');
        } else {
            set$7(menu.element, buttonWidth);
        }
    };
    const getSink = (anyInSystem, sinkDetail) => anyInSystem.getSystem().getByUid(sinkDetail.uid + '-' + suffix()).map(internalSink => () => Result.value(internalSink)).getOrThunk(() => sinkDetail.lazySink.fold(() => () => Result.error(new Error('No internal sink is specified, nor could an external sink be found')), lazySinkFn => () => lazySinkFn(anyInSystem)));
    const doRepositionMenus = sandbox => {
        Sandboxing.getState(sandbox).each(tmenu => {
            tieredMenu.repositionMenus(tmenu);
        });
    };
    const makeSandbox$1 = (detail, hotspot, extras) => {
        const ariaControls = manager();
        const onOpen = (component, menu) => {
            const anchor = getAnchor(detail, hotspot);
            ariaControls.link(hotspot.element);
            if (detail.matchWidth) {
                matchWidth(anchor.hotspot, menu, detail.useMinWidth);
            }
            detail.onOpen(anchor, component, menu);
            if (extras !== undefined && extras.onOpen !== undefined) {
                extras.onOpen(component, menu);
            }
        };
        const onClose = (component, menu) => {
            ariaControls.unlink(hotspot.element);
            if (extras !== undefined && extras.onClose !== undefined) {
                extras.onClose(component, menu);
            }
        };
        const lazySink = getSink(hotspot, detail);
        return {
            dom: {
                tag: 'div',
                classes: detail.sandboxClasses,
                attributes: {
                    id: ariaControls.id,
                    role: 'listbox'
                }
            },
            behaviours: SketchBehaviours.augment(detail.sandboxBehaviours, [
                Representing.config({
                    store: {
                        mode: 'memory',
                        initialValue: hotspot
                    }
                }),
                Sandboxing.config({
                    onOpen,
                    onClose,
                    isPartOf: (container, data, queryElem) => {
                        return isPartOf$1(data, queryElem) || isPartOf$1(hotspot, queryElem);
                    },
                    getAttachPoint: () => {
                        return lazySink().getOrDie();
                    }
                }),
                Composing.config({
                    find: sandbox => {
                        return Sandboxing.getState(sandbox).bind(menu => Composing.getCurrent(menu));
                    }
                }),
                Receiving.config({
                    channels: {
                        ...receivingChannel$1({ isExtraPart: never }),
                        ...receivingChannel({ doReposition: doRepositionMenus })
                    }
                })
            ])
        };
    };
    const repositionMenus = comp => {
        const sandbox = Coupling.getCoupled(comp, 'sandbox');
        doRepositionMenus(sandbox);
    };

    const sandboxFields = () => [
        defaulted('sandboxClasses', []),
        SketchBehaviours.field('sandboxBehaviours', [
            Composing,
            Receiving,
            Sandboxing,
            Representing
        ])
    ];

    const schema$j = constant$1([
        required$1('dom'),
        required$1('fetch'),
        onHandler('onOpen'),
        onKeyboardHandler('onExecute'),
        defaulted('getHotspot', Optional.some),
        defaulted('getAnchorOverrides', constant$1({})),
        schema$y(),
        field('dropdownBehaviours', [
            Toggling,
            Coupling,
            Keying,
            Focusing
        ]),
        required$1('toggleClass'),
        defaulted('eventOrder', {}),
        option$3('lazySink'),
        defaulted('matchWidth', false),
        defaulted('useMinWidth', false),
        option$3('role')
    ].concat(sandboxFields()));
    const parts$d = constant$1([
        external({
            schema: [tieredMenuMarkers()],
            name: 'menu',
            defaults: detail => {
                return { onExecute: detail.onExecute };
            }
        }),
        partType$1()
    ]);

    const factory$g = (detail, components, _spec, externals) => {
        const lookupAttr = attr => get$g(detail.dom, 'attributes').bind(attrs => get$g(attrs, attr));
        const switchToMenu = sandbox => {
            Sandboxing.getState(sandbox).each(tmenu => {
                tieredMenu.highlightPrimary(tmenu);
            });
        };
        const action = component => {
            const onOpenSync = switchToMenu;
            togglePopup(detail, identity, component, externals, onOpenSync, HighlightOnOpen.HighlightFirst).get(noop);
        };
        const apis = {
            expand: comp => {
                if (!Toggling.isOn(comp)) {
                    togglePopup(detail, identity, comp, externals, noop, HighlightOnOpen.HighlightNone).get(noop);
                }
            },
            open: comp => {
                if (!Toggling.isOn(comp)) {
                    togglePopup(detail, identity, comp, externals, noop, HighlightOnOpen.HighlightFirst).get(noop);
                }
            },
            isOpen: Toggling.isOn,
            close: comp => {
                if (Toggling.isOn(comp)) {
                    togglePopup(detail, identity, comp, externals, noop, HighlightOnOpen.HighlightFirst).get(noop);
                }
            },
            repositionMenus: comp => {
                if (Toggling.isOn(comp)) {
                    repositionMenus(comp);
                }
            }
        };
        const triggerExecute = (comp, _se) => {
            emitExecute(comp);
            return Optional.some(true);
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            behaviours: augment(detail.dropdownBehaviours, [
                Toggling.config({
                    toggleClass: detail.toggleClass,
                    aria: { mode: 'expanded' }
                }),
                Coupling.config({
                    others: {
                        sandbox: hotspot => {
                            return makeSandbox$1(detail, hotspot, {
                                onOpen: () => Toggling.on(hotspot),
                                onClose: () => Toggling.off(hotspot)
                            });
                        }
                    }
                }),
                Keying.config({
                    mode: 'special',
                    onSpace: triggerExecute,
                    onEnter: triggerExecute,
                    onDown: (comp, _se) => {
                        if (Dropdown.isOpen(comp)) {
                            const sandbox = Coupling.getCoupled(comp, 'sandbox');
                            switchToMenu(sandbox);
                        } else {
                            Dropdown.open(comp);
                        }
                        return Optional.some(true);
                    },
                    onEscape: (comp, _se) => {
                        if (Dropdown.isOpen(comp)) {
                            Dropdown.close(comp);
                            return Optional.some(true);
                        } else {
                            return Optional.none();
                        }
                    }
                }),
                Focusing.config({})
            ]),
            events: events$a(Optional.some(action)),
            eventOrder: {
                ...detail.eventOrder,
                [execute$5()]: [
                    'disabling',
                    'toggling',
                    'alloy.base.behaviour'
                ]
            },
            apis,
            domModification: {
                attributes: {
                    'aria-haspopup': 'true',
                    ...detail.role.fold(() => ({}), role => ({ role })),
                    ...detail.dom.tag === 'button' ? { type: lookupAttr('type').getOr('button') } : {}
                }
            }
        };
    };
    const Dropdown = composite({
        name: 'Dropdown',
        configFields: schema$j(),
        partFields: parts$d(),
        factory: factory$g,
        apis: {
            open: (apis, comp) => apis.open(comp),
            expand: (apis, comp) => apis.expand(comp),
            close: (apis, comp) => apis.close(comp),
            isOpen: (apis, comp) => apis.isOpen(comp),
            repositionMenus: (apis, comp) => apis.repositionMenus(comp)
        }
    });

    const exhibit$1 = () => nu$7({
        styles: {
            '-webkit-user-select': 'none',
            'user-select': 'none',
            '-ms-user-select': 'none',
            '-moz-user-select': '-moz-none'
        },
        attributes: { unselectable: 'on' }
    });
    const events$7 = () => derive$2([abort(selectstart(), always)]);

    var ActiveUnselecting = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$7,
        exhibit: exhibit$1
    });

    const Unselecting = create$3({
        fields: [],
        name: 'unselecting',
        active: ActiveUnselecting
    });

    const renderPanelButton = (spec, sharedBackstage) => Dropdown.sketch({
        dom: spec.dom,
        components: spec.components,
        toggleClass: 'mce-active',
        dropdownBehaviours: derive$1([
            DisablingConfigs.button(sharedBackstage.providers.isDisabled),
            receivingConfig(),
            Unselecting.config({}),
            Tabstopping.config({})
        ]),
        layouts: spec.layouts,
        sandboxClasses: ['tox-dialog__popups'],
        lazySink: sharedBackstage.getSink,
        fetch: comp => Future.nu(callback => spec.fetch(callback)).map(items => Optional.from(createTieredDataFrom(deepMerge(createPartialChoiceMenu(generate$6('menu-value'), items, value => {
            spec.onItemAction(comp, value);
        }, spec.columns, spec.presets, ItemResponse$1.CLOSE_ON_EXECUTE, never, sharedBackstage.providers), { movement: deriveMenuMovement(spec.columns, spec.presets) })))),
        parts: { menu: part(false, 1, spec.presets) }
    });

    const colorInputChangeEvent = generate$6('color-input-change');
    const colorSwatchChangeEvent = generate$6('color-swatch-change');
    const colorPickerCancelEvent = generate$6('color-picker-cancel');
    const renderColorInput = (spec, sharedBackstage, colorInputBackstage, initialData) => {
        const pField = FormField.parts.field({
            factory: Input,
            inputClasses: ['tox-textfield'],
            data: initialData,
            onSetValue: c => Invalidating.run(c).get(noop),
            inputBehaviours: derive$1([
                Disabling.config({ disabled: sharedBackstage.providers.isDisabled }),
                receivingConfig(),
                Tabstopping.config({}),
                Invalidating.config({
                    invalidClass: 'tox-textbox-field-invalid',
                    getRoot: comp => parentElement(comp.element),
                    notify: {
                        onValid: comp => {
                            const val = Representing.getValue(comp);
                            emitWith(comp, colorInputChangeEvent, { color: val });
                        }
                    },
                    validator: {
                        validateOnLoad: false,
                        validate: input => {
                            const inputValue = Representing.getValue(input);
                            if (inputValue.length === 0) {
                                return Future.pure(Result.value(true));
                            } else {
                                const span = SugarElement.fromTag('span');
                                set$8(span, 'background-color', inputValue);
                                const res = getRaw(span, 'background-color').fold(() => Result.error('blah'), _ => Result.value(inputValue));
                                return Future.pure(res);
                            }
                        }
                    }
                })
            ]),
            selectOnFocus: false
        });
        const pLabel = spec.label.map(label => renderLabel$2(label, sharedBackstage.providers));
        const emitSwatchChange = (colorBit, value) => {
            emitWith(colorBit, colorSwatchChangeEvent, { value });
        };
        const onItemAction = (comp, value) => {
            memColorButton.getOpt(comp).each(colorBit => {
                if (value === 'custom') {
                    colorInputBackstage.colorPicker(valueOpt => {
                        valueOpt.fold(() => emit(colorBit, colorPickerCancelEvent), value => {
                            emitSwatchChange(colorBit, value);
                            addColor(value);
                        });
                    }, '#ffffff');
                } else if (value === 'remove') {
                    emitSwatchChange(colorBit, '');
                } else {
                    emitSwatchChange(colorBit, value);
                }
            });
        };
        const memColorButton = record(renderPanelButton({
            dom: {
                tag: 'span',
                attributes: { 'aria-label': sharedBackstage.providers.translate('Color swatch') }
            },
            layouts: {
                onRtl: () => [
                    southwest$2,
                    southeast$2,
                    south$2
                ],
                onLtr: () => [
                    southeast$2,
                    southwest$2,
                    south$2
                ]
            },
            components: [],
            fetch: getFetch$1(colorInputBackstage.getColors(), colorInputBackstage.hasCustomColors()),
            columns: colorInputBackstage.getColorCols(),
            presets: 'color',
            onItemAction
        }, sharedBackstage));
        return FormField.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-form__group']
            },
            components: pLabel.toArray().concat([{
                dom: {
                    tag: 'div',
                    classes: ['tox-color-input']
                },
                components: [
                    pField,
                    memColorButton.asSpec()
                ]
            }]),
            fieldBehaviours: derive$1([config('form-field-events', [
                run$1(colorInputChangeEvent, (comp, se) => {
                    memColorButton.getOpt(comp).each(colorButton => {
                        set$8(colorButton.element, 'background-color', se.event.color);
                    });
                    emitWith(comp, formChangeEvent, { name: spec.name });
                }),
                run$1(colorSwatchChangeEvent, (comp, se) => {
                    FormField.getField(comp).each(field => {
                        Representing.setValue(field, se.event.value);
                        Composing.getCurrent(comp).each(Focusing.focus);
                    });
                }),
                run$1(colorPickerCancelEvent, (comp, _se) => {
                    FormField.getField(comp).each(_field => {
                        Composing.getCurrent(comp).each(Focusing.focus);
                    });
                })
            ])])
        });
    };

    const labelPart = optional({
        schema: [required$1('dom')],
        name: 'label'
    });
    const edgePart = name => optional({
        name: '' + name + '-edge',
        overrides: detail => {
            const action = detail.model.manager.edgeActions[name];
            return action.fold(() => ({}), a => ({
                events: derive$2([
                    runActionExtra(touchstart(), (comp, se, d) => a(comp, d), [detail]),
                    runActionExtra(mousedown(), (comp, se, d) => a(comp, d), [detail]),
                    runActionExtra(mousemove(), (comp, se, det) => {
                        if (det.mouseIsDown.get()) {
                            a(comp, det);
                        }
                    }, [detail])
                ])
            }));
        }
    });
    const tlEdgePart = edgePart('top-left');
    const tedgePart = edgePart('top');
    const trEdgePart = edgePart('top-right');
    const redgePart = edgePart('right');
    const brEdgePart = edgePart('bottom-right');
    const bedgePart = edgePart('bottom');
    const blEdgePart = edgePart('bottom-left');
    const ledgePart = edgePart('left');
    const thumbPart = required({
        name: 'thumb',
        defaults: constant$1({ dom: { styles: { position: 'absolute' } } }),
        overrides: detail => {
            return {
                events: derive$2([
                    redirectToPart(touchstart(), detail, 'spectrum'),
                    redirectToPart(touchmove(), detail, 'spectrum'),
                    redirectToPart(touchend(), detail, 'spectrum'),
                    redirectToPart(mousedown(), detail, 'spectrum'),
                    redirectToPart(mousemove(), detail, 'spectrum'),
                    redirectToPart(mouseup(), detail, 'spectrum')
                ])
            };
        }
    });
    const spectrumPart = required({
        schema: [customField('mouseIsDown', () => Cell(false))],
        name: 'spectrum',
        overrides: detail => {
            const modelDetail = detail.model;
            const model = modelDetail.manager;
            const setValueFrom = (component, simulatedEvent) => model.getValueFromEvent(simulatedEvent).map(value => model.setValueFrom(component, detail, value));
            return {
                behaviours: derive$1([
                    Keying.config({
                        mode: 'special',
                        onLeft: spectrum => model.onLeft(spectrum, detail),
                        onRight: spectrum => model.onRight(spectrum, detail),
                        onUp: spectrum => model.onUp(spectrum, detail),
                        onDown: spectrum => model.onDown(spectrum, detail)
                    }),
                    Focusing.config({})
                ]),
                events: derive$2([
                    run$1(touchstart(), setValueFrom),
                    run$1(touchmove(), setValueFrom),
                    run$1(mousedown(), setValueFrom),
                    run$1(mousemove(), (spectrum, se) => {
                        if (detail.mouseIsDown.get()) {
                            setValueFrom(spectrum, se);
                        }
                    })
                ])
            };
        }
    });
    var SliderParts = [
        labelPart,
        ledgePart,
        redgePart,
        tedgePart,
        bedgePart,
        tlEdgePart,
        trEdgePart,
        blEdgePart,
        brEdgePart,
        thumbPart,
        spectrumPart
    ];

    const _sliderChangeEvent = 'slider.change.value';
    const sliderChangeEvent = constant$1(_sliderChangeEvent);
    const isTouchEvent$1 = evt => evt.type.indexOf('touch') !== -1;
    const getEventSource = simulatedEvent => {
        const evt = simulatedEvent.event.raw;
        if (isTouchEvent$1(evt)) {
            const touchEvent = evt;
            return touchEvent.touches !== undefined && touchEvent.touches.length === 1 ? Optional.some(touchEvent.touches[0]).map(t => SugarPosition(t.clientX, t.clientY)) : Optional.none();
        } else {
            const mouseEvent = evt;
            return mouseEvent.clientX !== undefined ? Optional.some(mouseEvent).map(me => SugarPosition(me.clientX, me.clientY)) : Optional.none();
        }
    };

    const t = 'top',
        r = 'right',
        b = 'bottom',
        l = 'left';
    const minX = detail => detail.model.minX;
    const minY = detail => detail.model.minY;
    const min1X = detail => detail.model.minX - 1;
    const min1Y = detail => detail.model.minY - 1;
    const maxX = detail => detail.model.maxX;
    const maxY = detail => detail.model.maxY;
    const max1X = detail => detail.model.maxX + 1;
    const max1Y = detail => detail.model.maxY + 1;
    const range = (detail, max, min) => max(detail) - min(detail);
    const xRange = detail => range(detail, maxX, minX);
    const yRange = detail => range(detail, maxY, minY);
    const halfX = detail => xRange(detail) / 2;
    const halfY = detail => yRange(detail) / 2;
    const step = detail => detail.stepSize;
    const snap = detail => detail.snapToGrid;
    const snapStart = detail => detail.snapStart;
    const rounded = detail => detail.rounded;
    const hasEdge = (detail, edgeName) => detail[edgeName + '-edge'] !== undefined;
    const hasLEdge = detail => hasEdge(detail, l);
    const hasREdge = detail => hasEdge(detail, r);
    const hasTEdge = detail => hasEdge(detail, t);
    const hasBEdge = detail => hasEdge(detail, b);
    const currentValue = detail => detail.model.value.get();

    const xyValue = (x, y) => ({
        x,
        y
    });
    const fireSliderChange$3 = (component, value) => {
        emitWith(component, sliderChangeEvent(), { value });
    };
    const setToTLEdgeXY = (edge, detail) => {
        fireSliderChange$3(edge, xyValue(min1X(detail), min1Y(detail)));
    };
    const setToTEdge = (edge, detail) => {
        fireSliderChange$3(edge, min1Y(detail));
    };
    const setToTEdgeXY = (edge, detail) => {
        fireSliderChange$3(edge, xyValue(halfX(detail), min1Y(detail)));
    };
    const setToTREdgeXY = (edge, detail) => {
        fireSliderChange$3(edge, xyValue(max1X(detail), min1Y(detail)));
    };
    const setToREdge = (edge, detail) => {
        fireSliderChange$3(edge, max1X(detail));
    };
    const setToREdgeXY = (edge, detail) => {
        fireSliderChange$3(edge, xyValue(max1X(detail), halfY(detail)));
    };
    const setToBREdgeXY = (edge, detail) => {
        fireSliderChange$3(edge, xyValue(max1X(detail), max1Y(detail)));
    };
    const setToBEdge = (edge, detail) => {
        fireSliderChange$3(edge, max1Y(detail));
    };
    const setToBEdgeXY = (edge, detail) => {
        fireSliderChange$3(edge, xyValue(halfX(detail), max1Y(detail)));
    };
    const setToBLEdgeXY = (edge, detail) => {
        fireSliderChange$3(edge, xyValue(min1X(detail), max1Y(detail)));
    };
    const setToLEdge = (edge, detail) => {
        fireSliderChange$3(edge, min1X(detail));
    };
    const setToLEdgeXY = (edge, detail) => {
        fireSliderChange$3(edge, xyValue(min1X(detail), halfY(detail)));
    };

    const reduceBy = (value, min, max, step) => {
        if (value < min) {
            return value;
        } else if (value > max) {
            return max;
        } else if (value === min) {
            return min - 1;
        } else {
            return Math.max(min, value - step);
        }
    };
    const increaseBy = (value, min, max, step) => {
        if (value > max) {
            return value;
        } else if (value < min) {
            return min;
        } else if (value === max) {
            return max + 1;
        } else {
            return Math.min(max, value + step);
        }
    };
    const capValue = (value, min, max) => Math.max(min, Math.min(max, value));
    const snapValueOf = (value, min, max, step, snapStart) => snapStart.fold(() => {
        const initValue = value - min;
        const extraValue = Math.round(initValue / step) * step;
        return capValue(min + extraValue, min - 1, max + 1);
    }, start => {
        const remainder = (value - start) % step;
        const adjustment = Math.round(remainder / step);
        const rawSteps = Math.floor((value - start) / step);
        const maxSteps = Math.floor((max - start) / step);
        const numSteps = Math.min(maxSteps, rawSteps + adjustment);
        const r = start + numSteps * step;
        return Math.max(start, r);
    });
    const findOffsetOf = (value, min, max) => Math.min(max, Math.max(value, min)) - min;
    const findValueOf = args => {
        const { min, max, range, value, step, snap, snapStart, rounded, hasMinEdge, hasMaxEdge, minBound, maxBound, screenRange } = args;
        const capMin = hasMinEdge ? min - 1 : min;
        const capMax = hasMaxEdge ? max + 1 : max;
        if (value < minBound) {
            return capMin;
        } else if (value > maxBound) {
            return capMax;
        } else {
            const offset = findOffsetOf(value, minBound, maxBound);
            const newValue = capValue(offset / screenRange * range + min, capMin, capMax);
            if (snap && newValue >= min && newValue <= max) {
                return snapValueOf(newValue, min, max, step, snapStart);
            } else if (rounded) {
                return Math.round(newValue);
            } else {
                return newValue;
            }
        }
    };
    const findOffsetOfValue$2 = args => {
        const { min, max, range, value, hasMinEdge, hasMaxEdge, maxBound, maxOffset, centerMinEdge, centerMaxEdge } = args;
        if (value < min) {
            return hasMinEdge ? 0 : centerMinEdge;
        } else if (value > max) {
            return hasMaxEdge ? maxBound : centerMaxEdge;
        } else {
            return (value - min) / range * maxOffset;
        }
    };

    const top = 'top',
        right = 'right',
        bottom = 'bottom',
        left = 'left',
        width = 'width',
        height = 'height';
    const getBounds = component => component.element.dom.getBoundingClientRect();
    const getBoundsProperty = (bounds, property) => bounds[property];
    const getMinXBounds = component => {
        const bounds = getBounds(component);
        return getBoundsProperty(bounds, left);
    };
    const getMaxXBounds = component => {
        const bounds = getBounds(component);
        return getBoundsProperty(bounds, right);
    };
    const getMinYBounds = component => {
        const bounds = getBounds(component);
        return getBoundsProperty(bounds, top);
    };
    const getMaxYBounds = component => {
        const bounds = getBounds(component);
        return getBoundsProperty(bounds, bottom);
    };
    const getXScreenRange = component => {
        const bounds = getBounds(component);
        return getBoundsProperty(bounds, width);
    };
    const getYScreenRange = component => {
        const bounds = getBounds(component);
        return getBoundsProperty(bounds, height);
    };
    const getCenterOffsetOf = (componentMinEdge, componentMaxEdge, spectrumMinEdge) => (componentMinEdge + componentMaxEdge) / 2 - spectrumMinEdge;
    const getXCenterOffSetOf = (component, spectrum) => {
        const componentBounds = getBounds(component);
        const spectrumBounds = getBounds(spectrum);
        const componentMinEdge = getBoundsProperty(componentBounds, left);
        const componentMaxEdge = getBoundsProperty(componentBounds, right);
        const spectrumMinEdge = getBoundsProperty(spectrumBounds, left);
        return getCenterOffsetOf(componentMinEdge, componentMaxEdge, spectrumMinEdge);
    };
    const getYCenterOffSetOf = (component, spectrum) => {
        const componentBounds = getBounds(component);
        const spectrumBounds = getBounds(spectrum);
        const componentMinEdge = getBoundsProperty(componentBounds, top);
        const componentMaxEdge = getBoundsProperty(componentBounds, bottom);
        const spectrumMinEdge = getBoundsProperty(spectrumBounds, top);
        return getCenterOffsetOf(componentMinEdge, componentMaxEdge, spectrumMinEdge);
    };

    const fireSliderChange$2 = (spectrum, value) => {
        emitWith(spectrum, sliderChangeEvent(), { value });
    };
    const findValueOfOffset$1 = (spectrum, detail, left) => {
        const args = {
            min: minX(detail),
            max: maxX(detail),
            range: xRange(detail),
            value: left,
            step: step(detail),
            snap: snap(detail),
            snapStart: snapStart(detail),
            rounded: rounded(detail),
            hasMinEdge: hasLEdge(detail),
            hasMaxEdge: hasREdge(detail),
            minBound: getMinXBounds(spectrum),
            maxBound: getMaxXBounds(spectrum),
            screenRange: getXScreenRange(spectrum)
        };
        return findValueOf(args);
    };
    const setValueFrom$2 = (spectrum, detail, value) => {
        const xValue = findValueOfOffset$1(spectrum, detail, value);
        const sliderVal = xValue;
        fireSliderChange$2(spectrum, sliderVal);
        return xValue;
    };
    const setToMin$2 = (spectrum, detail) => {
        const min = minX(detail);
        fireSliderChange$2(spectrum, min);
    };
    const setToMax$2 = (spectrum, detail) => {
        const max = maxX(detail);
        fireSliderChange$2(spectrum, max);
    };
    const moveBy$2 = (direction, spectrum, detail) => {
        const f = direction > 0 ? increaseBy : reduceBy;
        const xValue = f(currentValue(detail), minX(detail), maxX(detail), step(detail));
        fireSliderChange$2(spectrum, xValue);
        return Optional.some(xValue);
    };
    const handleMovement$2 = direction => (spectrum, detail) => moveBy$2(direction, spectrum, detail).map(always);
    const getValueFromEvent$2 = simulatedEvent => {
        const pos = getEventSource(simulatedEvent);
        return pos.map(p => p.left);
    };
    const findOffsetOfValue$1 = (spectrum, detail, value, minEdge, maxEdge) => {
        const minOffset = 0;
        const maxOffset = getXScreenRange(spectrum);
        const centerMinEdge = minEdge.bind(edge => Optional.some(getXCenterOffSetOf(edge, spectrum))).getOr(minOffset);
        const centerMaxEdge = maxEdge.bind(edge => Optional.some(getXCenterOffSetOf(edge, spectrum))).getOr(maxOffset);
        const args = {
            min: minX(detail),
            max: maxX(detail),
            range: xRange(detail),
            value,
            hasMinEdge: hasLEdge(detail),
            hasMaxEdge: hasREdge(detail),
            minBound: getMinXBounds(spectrum),
            minOffset,
            maxBound: getMaxXBounds(spectrum),
            maxOffset,
            centerMinEdge,
            centerMaxEdge
        };
        return findOffsetOfValue$2(args);
    };
    const findPositionOfValue$1 = (slider, spectrum, value, minEdge, maxEdge, detail) => {
        const offset = findOffsetOfValue$1(spectrum, detail, value, minEdge, maxEdge);
        return getMinXBounds(spectrum) - getMinXBounds(slider) + offset;
    };
    const setPositionFromValue$2 = (slider, thumb, detail, edges) => {
        const value = currentValue(detail);
        const pos = findPositionOfValue$1(slider, edges.getSpectrum(slider), value, edges.getLeftEdge(slider), edges.getRightEdge(slider), detail);
        const thumbRadius = get$c(thumb.element) / 2;
        set$8(thumb.element, 'left', pos - thumbRadius + 'px');
    };
    const onLeft$2 = handleMovement$2(-1);
    const onRight$2 = handleMovement$2(1);
    const onUp$2 = Optional.none;
    const onDown$2 = Optional.none;
    const edgeActions$2 = {
        'top-left': Optional.none(),
        'top': Optional.none(),
        'top-right': Optional.none(),
        'right': Optional.some(setToREdge),
        'bottom-right': Optional.none(),
        'bottom': Optional.none(),
        'bottom-left': Optional.none(),
        'left': Optional.some(setToLEdge)
    };

    var HorizontalModel = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        setValueFrom: setValueFrom$2,
        setToMin: setToMin$2,
        setToMax: setToMax$2,
        findValueOfOffset: findValueOfOffset$1,
        getValueFromEvent: getValueFromEvent$2,
        findPositionOfValue: findPositionOfValue$1,
        setPositionFromValue: setPositionFromValue$2,
        onLeft: onLeft$2,
        onRight: onRight$2,
        onUp: onUp$2,
        onDown: onDown$2,
        edgeActions: edgeActions$2
    });

    const fireSliderChange$1 = (spectrum, value) => {
        emitWith(spectrum, sliderChangeEvent(), { value });
    };
    const findValueOfOffset = (spectrum, detail, top) => {
        const args = {
            min: minY(detail),
            max: maxY(detail),
            range: yRange(detail),
            value: top,
            step: step(detail),
            snap: snap(detail),
            snapStart: snapStart(detail),
            rounded: rounded(detail),
            hasMinEdge: hasTEdge(detail),
            hasMaxEdge: hasBEdge(detail),
            minBound: getMinYBounds(spectrum),
            maxBound: getMaxYBounds(spectrum),
            screenRange: getYScreenRange(spectrum)
        };
        return findValueOf(args);
    };
    const setValueFrom$1 = (spectrum, detail, value) => {
        const yValue = findValueOfOffset(spectrum, detail, value);
        const sliderVal = yValue;
        fireSliderChange$1(spectrum, sliderVal);
        return yValue;
    };
    const setToMin$1 = (spectrum, detail) => {
        const min = minY(detail);
        fireSliderChange$1(spectrum, min);
    };
    const setToMax$1 = (spectrum, detail) => {
        const max = maxY(detail);
        fireSliderChange$1(spectrum, max);
    };
    const moveBy$1 = (direction, spectrum, detail) => {
        const f = direction > 0 ? increaseBy : reduceBy;
        const yValue = f(currentValue(detail), minY(detail), maxY(detail), step(detail));
        fireSliderChange$1(spectrum, yValue);
        return Optional.some(yValue);
    };
    const handleMovement$1 = direction => (spectrum, detail) => moveBy$1(direction, spectrum, detail).map(always);
    const getValueFromEvent$1 = simulatedEvent => {
        const pos = getEventSource(simulatedEvent);
        return pos.map(p => {
            return p.top;
        });
    };
    const findOffsetOfValue = (spectrum, detail, value, minEdge, maxEdge) => {
        const minOffset = 0;
        const maxOffset = getYScreenRange(spectrum);
        const centerMinEdge = minEdge.bind(edge => Optional.some(getYCenterOffSetOf(edge, spectrum))).getOr(minOffset);
        const centerMaxEdge = maxEdge.bind(edge => Optional.some(getYCenterOffSetOf(edge, spectrum))).getOr(maxOffset);
        const args = {
            min: minY(detail),
            max: maxY(detail),
            range: yRange(detail),
            value,
            hasMinEdge: hasTEdge(detail),
            hasMaxEdge: hasBEdge(detail),
            minBound: getMinYBounds(spectrum),
            minOffset,
            maxBound: getMaxYBounds(spectrum),
            maxOffset,
            centerMinEdge,
            centerMaxEdge
        };
        return findOffsetOfValue$2(args);
    };
    const findPositionOfValue = (slider, spectrum, value, minEdge, maxEdge, detail) => {
        const offset = findOffsetOfValue(spectrum, detail, value, minEdge, maxEdge);
        return getMinYBounds(spectrum) - getMinYBounds(slider) + offset;
    };
    const setPositionFromValue$1 = (slider, thumb, detail, edges) => {
        const value = currentValue(detail);
        const pos = findPositionOfValue(slider, edges.getSpectrum(slider), value, edges.getTopEdge(slider), edges.getBottomEdge(slider), detail);
        const thumbRadius = get$d(thumb.element) / 2;
        set$8(thumb.element, 'top', pos - thumbRadius + 'px');
    };
    const onLeft$1 = Optional.none;
    const onRight$1 = Optional.none;
    const onUp$1 = handleMovement$1(-1);
    const onDown$1 = handleMovement$1(1);
    const edgeActions$1 = {
        'top-left': Optional.none(),
        'top': Optional.some(setToTEdge),
        'top-right': Optional.none(),
        'right': Optional.none(),
        'bottom-right': Optional.none(),
        'bottom': Optional.some(setToBEdge),
        'bottom-left': Optional.none(),
        'left': Optional.none()
    };

    var VerticalModel = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        setValueFrom: setValueFrom$1,
        setToMin: setToMin$1,
        setToMax: setToMax$1,
        findValueOfOffset: findValueOfOffset,
        getValueFromEvent: getValueFromEvent$1,
        findPositionOfValue: findPositionOfValue,
        setPositionFromValue: setPositionFromValue$1,
        onLeft: onLeft$1,
        onRight: onRight$1,
        onUp: onUp$1,
        onDown: onDown$1,
        edgeActions: edgeActions$1
    });

    const fireSliderChange = (spectrum, value) => {
        emitWith(spectrum, sliderChangeEvent(), { value });
    };
    const sliderValue = (x, y) => ({
        x,
        y
    });
    const setValueFrom = (spectrum, detail, value) => {
        const xValue = findValueOfOffset$1(spectrum, detail, value.left);
        const yValue = findValueOfOffset(spectrum, detail, value.top);
        const val = sliderValue(xValue, yValue);
        fireSliderChange(spectrum, val);
        return val;
    };
    const moveBy = (direction, isVerticalMovement, spectrum, detail) => {
        const f = direction > 0 ? increaseBy : reduceBy;
        const xValue = isVerticalMovement ? currentValue(detail).x : f(currentValue(detail).x, minX(detail), maxX(detail), step(detail));
        const yValue = !isVerticalMovement ? currentValue(detail).y : f(currentValue(detail).y, minY(detail), maxY(detail), step(detail));
        fireSliderChange(spectrum, sliderValue(xValue, yValue));
        return Optional.some(xValue);
    };
    const handleMovement = (direction, isVerticalMovement) => (spectrum, detail) => moveBy(direction, isVerticalMovement, spectrum, detail).map(always);
    const setToMin = (spectrum, detail) => {
        const mX = minX(detail);
        const mY = minY(detail);
        fireSliderChange(spectrum, sliderValue(mX, mY));
    };
    const setToMax = (spectrum, detail) => {
        const mX = maxX(detail);
        const mY = maxY(detail);
        fireSliderChange(spectrum, sliderValue(mX, mY));
    };
    const getValueFromEvent = simulatedEvent => getEventSource(simulatedEvent);
    const setPositionFromValue = (slider, thumb, detail, edges) => {
        const value = currentValue(detail);
        const xPos = findPositionOfValue$1(slider, edges.getSpectrum(slider), value.x, edges.getLeftEdge(slider), edges.getRightEdge(slider), detail);
        const yPos = findPositionOfValue(slider, edges.getSpectrum(slider), value.y, edges.getTopEdge(slider), edges.getBottomEdge(slider), detail);
        const thumbXRadius = get$c(thumb.element) / 2;
        const thumbYRadius = get$d(thumb.element) / 2;
        set$8(thumb.element, 'left', xPos - thumbXRadius + 'px');
        set$8(thumb.element, 'top', yPos - thumbYRadius + 'px');
    };
    const onLeft = handleMovement(-1, false);
    const onRight = handleMovement(1, false);
    const onUp = handleMovement(-1, true);
    const onDown = handleMovement(1, true);
    const edgeActions = {
        'top-left': Optional.some(setToTLEdgeXY),
        'top': Optional.some(setToTEdgeXY),
        'top-right': Optional.some(setToTREdgeXY),
        'right': Optional.some(setToREdgeXY),
        'bottom-right': Optional.some(setToBREdgeXY),
        'bottom': Optional.some(setToBEdgeXY),
        'bottom-left': Optional.some(setToBLEdgeXY),
        'left': Optional.some(setToLEdgeXY)
    };

    var TwoDModel = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        setValueFrom: setValueFrom,
        setToMin: setToMin,
        setToMax: setToMax,
        getValueFromEvent: getValueFromEvent,
        setPositionFromValue: setPositionFromValue,
        onLeft: onLeft,
        onRight: onRight,
        onUp: onUp,
        onDown: onDown,
        edgeActions: edgeActions
    });

    const SliderSchema = [
        defaulted('stepSize', 1),
        defaulted('onChange', noop),
        defaulted('onChoose', noop),
        defaulted('onInit', noop),
        defaulted('onDragStart', noop),
        defaulted('onDragEnd', noop),
        defaulted('snapToGrid', false),
        defaulted('rounded', true),
        option$3('snapStart'),
        requiredOf('model', choose$1('mode', {
            x: [
                defaulted('minX', 0),
                defaulted('maxX', 100),
                customField('value', spec => Cell(spec.mode.minX)),
                required$1('getInitialValue'),
                output$1('manager', HorizontalModel)
            ],
            y: [
                defaulted('minY', 0),
                defaulted('maxY', 100),
                customField('value', spec => Cell(spec.mode.minY)),
                required$1('getInitialValue'),
                output$1('manager', VerticalModel)
            ],
            xy: [
                defaulted('minX', 0),
                defaulted('maxX', 100),
                defaulted('minY', 0),
                defaulted('maxY', 100),
                customField('value', spec => Cell({
                    x: spec.mode.minX,
                    y: spec.mode.minY
                })),
                required$1('getInitialValue'),
                output$1('manager', TwoDModel)
            ]
        })),
        field('sliderBehaviours', [
            Keying,
            Representing
        ]),
        customField('mouseIsDown', () => Cell(false))
    ];

    const sketch$2 = (detail, components, _spec, _externals) => {
        const getThumb = component => getPartOrDie(component, detail, 'thumb');
        const getSpectrum = component => getPartOrDie(component, detail, 'spectrum');
        const getLeftEdge = component => getPart(component, detail, 'left-edge');
        const getRightEdge = component => getPart(component, detail, 'right-edge');
        const getTopEdge = component => getPart(component, detail, 'top-edge');
        const getBottomEdge = component => getPart(component, detail, 'bottom-edge');
        const modelDetail = detail.model;
        const model = modelDetail.manager;
        const refresh = (slider, thumb) => {
            model.setPositionFromValue(slider, thumb, detail, {
                getLeftEdge,
                getRightEdge,
                getTopEdge,
                getBottomEdge,
                getSpectrum
            });
        };
        const setValue = (slider, newValue) => {
            modelDetail.value.set(newValue);
            const thumb = getThumb(slider);
            refresh(slider, thumb);
        };
        const changeValue = (slider, newValue) => {
            setValue(slider, newValue);
            const thumb = getThumb(slider);
            detail.onChange(slider, thumb, newValue);
            return Optional.some(true);
        };
        const resetToMin = slider => {
            model.setToMin(slider, detail);
        };
        const resetToMax = slider => {
            model.setToMax(slider, detail);
        };
        const choose = slider => {
            const fireOnChoose = () => {
                getPart(slider, detail, 'thumb').each(thumb => {
                    const value = modelDetail.value.get();
                    detail.onChoose(slider, thumb, value);
                });
            };
            const wasDown = detail.mouseIsDown.get();
            detail.mouseIsDown.set(false);
            if (wasDown) {
                fireOnChoose();
            }
        };
        const onDragStart = (slider, simulatedEvent) => {
            simulatedEvent.stop();
            detail.mouseIsDown.set(true);
            detail.onDragStart(slider, getThumb(slider));
        };
        const onDragEnd = (slider, simulatedEvent) => {
            simulatedEvent.stop();
            detail.onDragEnd(slider, getThumb(slider));
            choose(slider);
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            behaviours: augment(detail.sliderBehaviours, [
                Keying.config({
                    mode: 'special',
                    focusIn: slider => {
                        return getPart(slider, detail, 'spectrum').map(Keying.focusIn).map(always);
                    }
                }),
                Representing.config({
                    store: {
                        mode: 'manual',
                        getValue: _ => {
                            return modelDetail.value.get();
                        },
                        setValue
                    }
                }),
                Receiving.config({ channels: {
                        [mouseReleased()]: { onReceive: choose } } })
            ]),
            events: derive$2([
                run$1(sliderChangeEvent(), (slider, simulatedEvent) => {
                    changeValue(slider, simulatedEvent.event.value);
                }),
                runOnAttached((slider, _simulatedEvent) => {
                    const getInitial = modelDetail.getInitialValue();
                    modelDetail.value.set(getInitial);
                    const thumb = getThumb(slider);
                    refresh(slider, thumb);
                    const spectrum = getSpectrum(slider);
                    detail.onInit(slider, thumb, spectrum, modelDetail.value.get());
                }),
                run$1(touchstart(), onDragStart),
                run$1(touchend(), onDragEnd),
                run$1(mousedown(), onDragStart),
                run$1(mouseup(), onDragEnd)
            ]),
            apis: {
                resetToMin,
                resetToMax,
                setValue,
                refresh
            },
            domModification: { styles: { position: 'relative' } }
        };
    };

    const Slider = composite({
        name: 'Slider',
        configFields: SliderSchema,
        partFields: SliderParts,
        factory: sketch$2,
        apis: {
            setValue: (apis, slider, value) => {
                apis.setValue(slider, value);
            },
            resetToMin: (apis, slider) => {
                apis.resetToMin(slider);
            },
            resetToMax: (apis, slider) => {
                apis.resetToMax(slider);
            },
            refresh: (apis, slider) => {
                apis.refresh(slider);
            }
        }
    });

    const fieldsUpdate = generate$6('rgb-hex-update');
    const sliderUpdate = generate$6('slider-update');
    const paletteUpdate = generate$6('palette-update');

    const sliderFactory = (translate, getClass) => {
        const spectrum = Slider.parts.spectrum({
            dom: {
                tag: 'div',
                classes: [getClass('hue-slider-spectrum')],
                attributes: { role: 'presentation' }
            }
        });
        const thumb = Slider.parts.thumb({
            dom: {
                tag: 'div',
                classes: [getClass('hue-slider-thumb')],
                attributes: { role: 'presentation' }
            }
        });
        return Slider.sketch({
            dom: {
                tag: 'div',
                classes: [getClass('hue-slider')],
                attributes: { role: 'presentation' }
            },
            rounded: false,
            model: {
                mode: 'y',
                getInitialValue: constant$1(0)
            },
            components: [
                spectrum,
                thumb
            ],
            sliderBehaviours: derive$1([Focusing.config({})]),
            onChange: (slider, _thumb, value) => {
                emitWith(slider, sliderUpdate, { value });
            }
        });
    };

    const owner$1 = 'form';
    const schema$i = [field('formBehaviours', [Representing])];
    const getPartName$1 = name => '<alloy.field.' + name + '>';
    const sketch$1 = fSpec => {
        const parts = (() => {
            const record = [];
            const field = (name, config) => {
                record.push(name);
                return generateOne$1(owner$1, getPartName$1(name), config);
            };
            return {
                field,
                record: constant$1(record)
            };
        })();
        const spec = fSpec(parts);
        const partNames = parts.record();
        const fieldParts = map$2(partNames, n => required({
            name: n,
            pname: getPartName$1(n)
        }));
        return composite$1(owner$1, schema$i, fieldParts, make$4, spec);
    };
    const toResult = (o, e) => o.fold(() => Result.error(e), Result.value);
    const make$4 = (detail, components) => ({
        uid: detail.uid,
        dom: detail.dom,
        components,
        behaviours: augment(detail.formBehaviours, [Representing.config({
            store: {
                mode: 'manual',
                getValue: form => {
                    const resPs = getAllParts(form, detail);
                    return map$1(resPs, (resPThunk, pName) => resPThunk().bind(v => {
                        const opt = Composing.getCurrent(v);
                        return toResult(opt, new Error(`Cannot find a current component to extract the value from for form part '${ pName }': ` + element(v.element)));
                    }).map(Representing.getValue));
                },
                setValue: (form, values) => {
                    each(values, (newValue, key) => {
                        getPart(form, detail, key).each(wrapper => {
                            Composing.getCurrent(wrapper).each(field => {
                                Representing.setValue(field, newValue);
                            });
                        });
                    });
                }
            }
        })]),
        apis: {
            getField: (form, key) => {
                return getPart(form, detail, key).bind(Composing.getCurrent);
            }
        }
    });
    const Form = {
        getField: makeApi((apis, component, key) => apis.getField(component, key)),
        sketch: sketch$1
    };

    const validInput = generate$6('valid-input');
    const invalidInput = generate$6('invalid-input');
    const validatingInput = generate$6('validating-input');
    const translatePrefix = 'colorcustom.rgb.';
    const rgbFormFactory = (translate, getClass, onValidHexx, onInvalidHexx) => {
        const invalidation = (label, isValid) => Invalidating.config({
            invalidClass: getClass('invalid'),
            notify: {
                onValidate: comp => {
                    emitWith(comp, validatingInput, { type: label });
                },
                onValid: comp => {
                    emitWith(comp, validInput, {
                        type: label,
                        value: Representing.getValue(comp)
                    });
                },
                onInvalid: comp => {
                    emitWith(comp, invalidInput, {
                        type: label,
                        value: Representing.getValue(comp)
                    });
                }
            },
            validator: {
                validate: comp => {
                    const value = Representing.getValue(comp);
                    const res = isValid(value) ? Result.value(true) : Result.error(translate('aria.input.invalid'));
                    return Future.pure(res);
                },
                validateOnLoad: false
            }
        });
        const renderTextField = (isValid, name, label, description, data) => {
            const helptext = translate(translatePrefix + 'range');
            const pLabel = FormField.parts.label({
                dom: {
                    tag: 'label',
                    attributes: { 'aria-label': description }
                },
                components: [text$1(label)]
            });
            const pField = FormField.parts.field({
                data,
                factory: Input,
                inputAttributes: {
                    type: 'text',
                    ...name === 'hex' ? { 'aria-live': 'polite' } : {}
                },
                inputClasses: [getClass('textfield')],
                inputBehaviours: derive$1([
                    invalidation(name, isValid),
                    Tabstopping.config({})
                ]),
                onSetValue: input => {
                    if (Invalidating.isInvalid(input)) {
                        const run = Invalidating.run(input);
                        run.get(noop);
                    }
                }
            });
            const comps = [
                pLabel,
                pField
            ];
            const concats = name !== 'hex' ? [FormField.parts['aria-descriptor']({ text: helptext })] : [];
            const components = comps.concat(concats);
            return {
                dom: {
                    tag: 'div',
                    attributes: { role: 'presentation' }
                },
                components
            };
        };
        const copyRgbToHex = (form, rgba) => {
            const hex = fromRgba(rgba);
            Form.getField(form, 'hex').each(hexField => {
                if (!Focusing.isFocused(hexField)) {
                    Representing.setValue(form, { hex: hex.value });
                }
            });
            return hex;
        };
        const copyRgbToForm = (form, rgb) => {
            const red = rgb.red;
            const green = rgb.green;
            const blue = rgb.blue;
            Representing.setValue(form, {
                red,
                green,
                blue
            });
        };
        const memPreview = record({
            dom: {
                tag: 'div',
                classes: [getClass('rgba-preview')],
                styles: { 'background-color': 'white' },
                attributes: { role: 'presentation' }
            }
        });
        const updatePreview = (anyInSystem, hex) => {
            memPreview.getOpt(anyInSystem).each(preview => {
                set$8(preview.element, 'background-color', '#' + hex.value);
            });
        };
        const factory = () => {
            const state = {
                red: Cell(Optional.some(255)),
                green: Cell(Optional.some(255)),
                blue: Cell(Optional.some(255)),
                hex: Cell(Optional.some('ffffff'))
            };
            const copyHexToRgb = (form, hex) => {
                const rgb = fromHex(hex);
                copyRgbToForm(form, rgb);
                setValueRgb(rgb);
            };
            const get = prop => state[prop].get();
            const set = (prop, value) => {
                state[prop].set(value);
            };
            const getValueRgb = () => get('red').bind(red => get('green').bind(green => get('blue').map(blue => rgbaColour(red, green, blue, 1))));
            const setValueRgb = rgb => {
                const red = rgb.red;
                const green = rgb.green;
                const blue = rgb.blue;
                set('red', Optional.some(red));
                set('green', Optional.some(green));
                set('blue', Optional.some(blue));
            };
            const onInvalidInput = (form, simulatedEvent) => {
                const data = simulatedEvent.event;
                if (data.type !== 'hex') {
                    set(data.type, Optional.none());
                } else {
                    onInvalidHexx(form);
                }
            };
            const onValidHex = (form, value) => {
                onValidHexx(form);
                const hex = hexColour(value);
                set('hex', Optional.some(value));
                const rgb = fromHex(hex);
                copyRgbToForm(form, rgb);
                setValueRgb(rgb);
                emitWith(form, fieldsUpdate, { hex });
                updatePreview(form, hex);
            };
            const onValidRgb = (form, prop, value) => {
                const val = parseInt(value, 10);
                set(prop, Optional.some(val));
                getValueRgb().each(rgb => {
                    const hex = copyRgbToHex(form, rgb);
                    emitWith(form, fieldsUpdate, { hex });
                    updatePreview(form, hex);
                });
            };
            const isHexInputEvent = data => data.type === 'hex';
            const onValidInput = (form, simulatedEvent) => {
                const data = simulatedEvent.event;
                if (isHexInputEvent(data)) {
                    onValidHex(form, data.value);
                } else {
                    onValidRgb(form, data.type, data.value);
                }
            };
            const formPartStrings = key => ({
                label: translate(translatePrefix + key + '.label'),
                description: translate(translatePrefix + key + '.description')
            });
            const redStrings = formPartStrings('red');
            const greenStrings = formPartStrings('green');
            const blueStrings = formPartStrings('blue');
            const hexStrings = formPartStrings('hex');
            return deepMerge(Form.sketch(parts => ({
                dom: {
                    tag: 'form',
                    classes: [getClass('rgb-form')],
                    attributes: { 'aria-label': translate('aria.color.picker') }
                },
                components: [
                    parts.field('red', FormField.sketch(renderTextField(isRgbaComponent, 'red', redStrings.label, redStrings.description, 255))),
                    parts.field('green', FormField.sketch(renderTextField(isRgbaComponent, 'green', greenStrings.label, greenStrings.description, 255))),
                    parts.field('blue', FormField.sketch(renderTextField(isRgbaComponent, 'blue', blueStrings.label, blueStrings.description, 255))),
                    parts.field('hex', FormField.sketch(renderTextField(isHexString, 'hex', hexStrings.label, hexStrings.description, 'ffffff'))),
                    memPreview.asSpec()
                ],
                formBehaviours: derive$1([
                    Invalidating.config({ invalidClass: getClass('form-invalid') }),
                    config('rgb-form-events', [
                        run$1(validInput, onValidInput),
                        run$1(invalidInput, onInvalidInput),
                        run$1(validatingInput, onInvalidInput)
                    ])
                ])
            })), {
                apis: {
                    updateHex: (form, hex) => {
                        Representing.setValue(form, { hex: hex.value });
                        copyHexToRgb(form, hex);
                        updatePreview(form, hex);
                    }
                }
            });
        };
        const rgbFormSketcher = single({
            factory,
            name: 'RgbForm',
            configFields: [],
            apis: {
                updateHex: (apis, form, hex) => {
                    apis.updateHex(form, hex);
                }
            },
            extraApis: {}
        });
        return rgbFormSketcher;
    };

    const paletteFactory = (_translate, getClass) => {
        const spectrumPart = Slider.parts.spectrum({
            dom: {
                tag: 'canvas',
                attributes: { role: 'presentation' },
                classes: [getClass('sv-palette-spectrum')]
            }
        });
        const thumbPart = Slider.parts.thumb({
            dom: {
                tag: 'div',
                attributes: { role: 'presentation' },
                classes: [getClass('sv-palette-thumb')],
                innerHtml: `<div class=${ getClass('sv-palette-inner-thumb') } role="presentation"></div>`
            }
        });
        const setColour = (canvas, rgba) => {
            const { width, height } = canvas;
            const ctx = canvas.getContext('2d');
            if (ctx === null) {
                return;
            }
            ctx.fillStyle = rgba;
            ctx.fillRect(0, 0, width, height);
            const grdWhite = ctx.createLinearGradient(0, 0, width, 0);
            grdWhite.addColorStop(0, 'rgba(255,255,255,1)');
            grdWhite.addColorStop(1, 'rgba(255,255,255,0)');
            ctx.fillStyle = grdWhite;
            ctx.fillRect(0, 0, width, height);
            const grdBlack = ctx.createLinearGradient(0, 0, 0, height);
            grdBlack.addColorStop(0, 'rgba(0,0,0,0)');
            grdBlack.addColorStop(1, 'rgba(0,0,0,1)');
            ctx.fillStyle = grdBlack;
            ctx.fillRect(0, 0, width, height);
        };
        const setPaletteHue = (slider, hue) => {
            const canvas = slider.components()[0].element.dom;
            const hsv = hsvColour(hue, 100, 100);
            const rgba = fromHsv(hsv);
            setColour(canvas, toString(rgba));
        };
        const setPaletteThumb = (slider, hex) => {
            const hsv = fromRgb(fromHex(hex));
            Slider.setValue(slider, {
                x: hsv.saturation,
                y: 100 - hsv.value
            });
        };
        const factory = _detail => {
            const getInitialValue = constant$1({
                x: 0,
                y: 0
            });
            const onChange = (slider, _thumb, value) => {
                emitWith(slider, paletteUpdate, { value });
            };
            const onInit = (_slider, _thumb, spectrum, _value) => {
                setColour(spectrum.element.dom, toString(red));
            };
            const sliderBehaviours = derive$1([
                Composing.config({ find: Optional.some }),
                Focusing.config({})
            ]);
            return Slider.sketch({
                dom: {
                    tag: 'div',
                    attributes: { role: 'presentation' },
                    classes: [getClass('sv-palette')]
                },
                model: {
                    mode: 'xy',
                    getInitialValue
                },
                rounded: false,
                components: [
                    spectrumPart,
                    thumbPart
                ],
                onChange,
                onInit,
                sliderBehaviours
            });
        };
        const saturationBrightnessPaletteSketcher = single({
            factory,
            name: 'SaturationBrightnessPalette',
            configFields: [],
            apis: {
                setHue: (_apis, slider, hue) => {
                    setPaletteHue(slider, hue);
                },
                setThumb: (_apis, slider, hex) => {
                    setPaletteThumb(slider, hex);
                }
            },
            extraApis: {}
        });
        return saturationBrightnessPaletteSketcher;
    };

    const makeFactory = (translate, getClass) => {
        const factory = detail => {
            const rgbForm = rgbFormFactory(translate, getClass, detail.onValidHex, detail.onInvalidHex);
            const sbPalette = paletteFactory(translate, getClass);
            const hueSliderToDegrees = hue => (100 - hue) / 100 * 360;
            const hueDegreesToSlider = hue => 100 - hue / 360 * 100;
            const state = {
                paletteRgba: Cell(red),
                paletteHue: Cell(0)
            };
            const memSlider = record(sliderFactory(translate, getClass));
            const memPalette = record(sbPalette.sketch({}));
            const memRgb = record(rgbForm.sketch({}));
            const updatePalette = (anyInSystem, _hex, hue) => {
                memPalette.getOpt(anyInSystem).each(palette => {
                    sbPalette.setHue(palette, hue);
                });
            };
            const updateFields = (anyInSystem, hex) => {
                memRgb.getOpt(anyInSystem).each(form => {
                    rgbForm.updateHex(form, hex);
                });
            };
            const updateSlider = (anyInSystem, _hex, hue) => {
                memSlider.getOpt(anyInSystem).each(slider => {
                    Slider.setValue(slider, hueDegreesToSlider(hue));
                });
            };
            const updatePaletteThumb = (anyInSystem, hex) => {
                memPalette.getOpt(anyInSystem).each(palette => {
                    sbPalette.setThumb(palette, hex);
                });
            };
            const updateState = (hex, hue) => {
                const rgba = fromHex(hex);
                state.paletteRgba.set(rgba);
                state.paletteHue.set(hue);
            };
            const runUpdates = (anyInSystem, hex, hue, updates) => {
                updateState(hex, hue);
                each$1(updates, update => {
                    update(anyInSystem, hex, hue);
                });
            };
            const onPaletteUpdate = () => {
                const updates = [updateFields];
                return (form, simulatedEvent) => {
                    const value = simulatedEvent.event.value;
                    const oldHue = state.paletteHue.get();
                    const newHsv = hsvColour(oldHue, value.x, 100 - value.y);
                    const newHex = hsvToHex(newHsv);
                    runUpdates(form, newHex, oldHue, updates);
                };
            };
            const onSliderUpdate = () => {
                const updates = [
                    updatePalette,
                    updateFields
                ];
                return (form, simulatedEvent) => {
                    const hue = hueSliderToDegrees(simulatedEvent.event.value);
                    const oldRgb = state.paletteRgba.get();
                    const oldHsv = fromRgb(oldRgb);
                    const newHsv = hsvColour(hue, oldHsv.saturation, oldHsv.value);
                    const newHex = hsvToHex(newHsv);
                    runUpdates(form, newHex, hue, updates);
                };
            };
            const onFieldsUpdate = () => {
                const updates = [
                    updatePalette,
                    updateSlider,
                    updatePaletteThumb
                ];
                return (form, simulatedEvent) => {
                    const hex = simulatedEvent.event.hex;
                    const hsv = hexToHsv(hex);
                    runUpdates(form, hex, hsv.hue, updates);
                };
            };
            return {
                uid: detail.uid,
                dom: detail.dom,
                components: [
                    memPalette.asSpec(),
                    memSlider.asSpec(),
                    memRgb.asSpec()
                ],
                behaviours: derive$1([
                    config('colour-picker-events', [
                        run$1(fieldsUpdate, onFieldsUpdate()),
                        run$1(paletteUpdate, onPaletteUpdate()),
                        run$1(sliderUpdate, onSliderUpdate())
                    ]),
                    Composing.config({ find: comp => memRgb.getOpt(comp) }),
                    Keying.config({ mode: 'acyclic' })
                ])
            };
        };
        const colourPickerSketcher = single({
            name: 'ColourPicker',
            configFields: [
                required$1('dom'),
                defaulted('onValidHex', noop),
                defaulted('onInvalidHex', noop)
            ],
            factory
        });
        return colourPickerSketcher;
    };

    const self = () => Composing.config({ find: Optional.some });
    const memento$1 = mem => Composing.config({ find: mem.getOpt });
    const childAt = index => Composing.config({ find: comp => child$2(comp.element, index).bind(element => comp.getSystem().getByDom(element).toOptional()) });
    const ComposingConfigs = {
        self,
        memento: memento$1,
        childAt
    };

    const processors = objOf([
        defaulted('preprocess', identity),
        defaulted('postprocess', identity)
    ]);
    const memento = (mem, rawProcessors) => {
        const ps = asRawOrDie$1('RepresentingConfigs.memento processors', processors, rawProcessors);
        return Representing.config({
            store: {
                mode: 'manual',
                getValue: comp => {
                    const other = mem.get(comp);
                    const rawValue = Representing.getValue(other);
                    return ps.postprocess(rawValue);
                },
                setValue: (comp, rawValue) => {
                    const newValue = ps.preprocess(rawValue);
                    const other = mem.get(comp);
                    Representing.setValue(other, newValue);
                }
            }
        });
    };
    const withComp = (optInitialValue, getter, setter) => Representing.config({
        store: {
            mode: 'manual',
            ...optInitialValue.map(initialValue => ({ initialValue })).getOr({}),
            getValue: getter,
            setValue: setter
        }
    });
    const withElement = (initialValue, getter, setter) => withComp(initialValue, c => getter(c.element), (c, v) => setter(c.element, v));
    const domValue = optInitialValue => withElement(optInitialValue, get$6, set$5);
    const domHtml = optInitialValue => withElement(optInitialValue, get$9, set$6);
    const memory = initialValue => Representing.config({
        store: {
            mode: 'memory',
            initialValue
        }
    });
    const RepresentingConfigs = {
        memento,
        withElement,
        withComp,
        domValue,
        domHtml,
        memory
    };

    const english = {
        'colorcustom.rgb.red.label': 'R',
        'colorcustom.rgb.red.description': 'Red component',
        'colorcustom.rgb.green.label': 'G',
        'colorcustom.rgb.green.description': 'Green component',
        'colorcustom.rgb.blue.label': 'B',
        'colorcustom.rgb.blue.description': 'Blue component',
        'colorcustom.rgb.hex.label': '#',
        'colorcustom.rgb.hex.description': 'Hex color code',
        'colorcustom.rgb.range': 'Range 0 to 255',
        'aria.color.picker': 'Color Picker',
        'aria.input.invalid': 'Invalid input'
    };
    const translate$1 = providerBackstage => key => {
        return providerBackstage.translate(english[key]);
    };
    const renderColorPicker = (_spec, providerBackstage, initialData) => {
        const getClass = key => 'tox-' + key;
        const colourPickerFactory = makeFactory(translate$1(providerBackstage), getClass);
        const onValidHex = form => {
            emitWith(form, formActionEvent, {
                name: 'hex-valid',
                value: true
            });
        };
        const onInvalidHex = form => {
            emitWith(form, formActionEvent, {
                name: 'hex-valid',
                value: false
            });
        };
        const memPicker = record(colourPickerFactory.sketch({
            dom: {
                tag: 'div',
                classes: [getClass('color-picker-container')],
                attributes: { role: 'presentation' }
            },
            onValidHex,
            onInvalidHex
        }));
        return {
            dom: { tag: 'div' },
            components: [memPicker.asSpec()],
            behaviours: derive$1([
                RepresentingConfigs.withComp(initialData, comp => {
                    const picker = memPicker.get(comp);
                    const optRgbForm = Composing.getCurrent(picker);
                    const optHex = optRgbForm.bind(rgbForm => {
                        const formValues = Representing.getValue(rgbForm);
                        return formValues.hex;
                    });
                    return optHex.map(hex => '#' + hex).getOr('');
                }, (comp, newValue) => {
                    const pattern = /^#([a-fA-F0-9]{3}(?:[a-fA-F0-9]{3})?)/;
                    const m = pattern.exec(newValue);
                    const picker = memPicker.get(comp);
                    const optRgbForm = Composing.getCurrent(picker);
                    optRgbForm.fold(() => {
                        console.log('Can not find form');
                    }, rgbForm => {
                        Representing.setValue(rgbForm, { hex: Optional.from(m[1]).getOr('') });
                        Form.getField(rgbForm, 'hex').each(hexField => {
                            emit(hexField, input());
                        });
                    });
                }),
                ComposingConfigs.self()
            ])
        };
    };

    var global$2 = tinymce.util.Tools.resolve('tinymce.Resource');

    const isOldCustomEditor = spec => has$2(spec, 'init');
    const renderCustomEditor = spec => {
        const editorApi = value$2();
        const memReplaced = record({ dom: { tag: spec.tag } });
        const initialValue = value$2();
        return {
            dom: {
                tag: 'div',
                classes: ['tox-custom-editor']
            },
            behaviours: derive$1([
                config('custom-editor-events', [runOnAttached(component => {
                    memReplaced.getOpt(component).each(ta => {
                        (isOldCustomEditor(spec) ? spec.init(ta.element.dom) : global$2.load(spec.scriptId, spec.scriptUrl).then(init => init(ta.element.dom, spec.settings))).then(ea => {
                            initialValue.on(cvalue => {
                                ea.setValue(cvalue);
                            });
                            initialValue.clear();
                            editorApi.set(ea);
                        });
                    });
                })]),
                RepresentingConfigs.withComp(Optional.none(), () => editorApi.get().fold(() => initialValue.get().getOr(''), ed => ed.getValue()), (component, value) => {
                    editorApi.get().fold(() => initialValue.set(value), ed => ed.setValue(value));
                }),
                ComposingConfigs.self()
            ]),
            components: [memReplaced.asSpec()]
        };
    };

    var global$1 = tinymce.util.Tools.resolve('tinymce.util.Tools');

    const filterByExtension = (files, providersBackstage) => {
        const allowedImageFileTypes = global$1.explode(providersBackstage.getOption('images_file_types'));
        const isFileInAllowedTypes = file => exists(allowedImageFileTypes, type => endsWith(file.name.toLowerCase(), `.${ type.toLowerCase() }`));
        return filter$2(from(files), isFileInAllowedTypes);
    };
    const renderDropZone = (spec, providersBackstage, initialData) => {
        const stopper = (_, se) => {
            se.stop();
        };
        const sequence = actions => (comp, se) => {
            each$1(actions, a => {
                a(comp, se);
            });
        };
        const onDrop = (comp, se) => {
            if (!Disabling.isDisabled(comp)) {
                const transferEvent = se.event.raw;
                handleFiles(comp, transferEvent.dataTransfer.files);
            }
        };
        const onSelect = (component, simulatedEvent) => {
            const input = simulatedEvent.event.raw.target;
            handleFiles(component, input.files);
        };
        const handleFiles = (component, files) => {
            Representing.setValue(component, filterByExtension(files, providersBackstage));
            emitWith(component, formChangeEvent, { name: spec.name });
        };
        const memInput = record({
            dom: {
                tag: 'input',
                attributes: {
                    type: 'file',
                    accept: 'image/*'
                },
                styles: { display: 'none' }
            },
            behaviours: derive$1([config('input-file-events', [
                cutter(click()),
                cutter(tap())
            ])])
        });
        const renderField = s => ({
            uid: s.uid,
            dom: {
                tag: 'div',
                classes: ['tox-dropzone-container']
            },
            behaviours: derive$1([
                RepresentingConfigs.memory(initialData.getOr([])),
                ComposingConfigs.self(),
                Disabling.config({}),
                Toggling.config({
                    toggleClass: 'dragenter',
                    toggleOnExecute: false
                }),
                config('dropzone-events', [
                    run$1('dragenter', sequence([
                        stopper,
                        Toggling.toggle
                    ])),
                    run$1('dragleave', sequence([
                        stopper,
                        Toggling.toggle
                    ])),
                    run$1('dragover', stopper),
                    run$1('drop', sequence([
                        stopper,
                        onDrop
                    ])),
                    run$1(change(), onSelect)
                ])
            ]),
            components: [{
                dom: {
                    tag: 'div',
                    classes: ['tox-dropzone'],
                    styles: {}
                },
                components: [{
                        dom: { tag: 'p' },
                        components: [text$1(providersBackstage.translate('Drop an image here'))]
                    },
                    Button.sketch({
                        dom: {
                            tag: 'button',
                            styles: { position: 'relative' },
                            classes: [
                                'tox-button',
                                'tox-button--secondary'
                            ]
                        },
                        components: [
                            text$1(providersBackstage.translate('Browse for an image')),
                            memInput.asSpec()
                        ],
                        action: comp => {
                            const inputComp = memInput.get(comp);
                            inputComp.element.dom.click();
                        },
                        buttonBehaviours: derive$1([
                            Tabstopping.config({}),
                            DisablingConfigs.button(providersBackstage.isDisabled),
                            receivingConfig()
                        ])
                    })
                ]
            }]
        });
        const pLabel = spec.label.map(label => renderLabel$2(label, providersBackstage));
        const pField = FormField.parts.field({ factory: { sketch: renderField } });
        return renderFormFieldWith(pLabel, pField, ['tox-form__group--stretched'], []);
    };

    const renderGrid = (spec, backstage) => ({
        dom: {
            tag: 'div',
            classes: [
                'tox-form__grid',
                `tox-form__grid--${ spec.columns }col`
            ]
        },
        components: map$2(spec.items, backstage.interpreter)
    });

    const beforeObject = generate$6('alloy-fake-before-tabstop');
    const afterObject = generate$6('alloy-fake-after-tabstop');
    const craftWithClasses = classes => {
        return {
            dom: {
                tag: 'div',
                styles: {
                    width: '1px',
                    height: '1px',
                    outline: 'none'
                },
                attributes: { tabindex: '0' },
                classes
            },
            behaviours: derive$1([
                Focusing.config({ ignore: true }),
                Tabstopping.config({})
            ])
        };
    };
    const craft = spec => {
        return {
            dom: {
                tag: 'div',
                classes: ['tox-navobj']
            },
            components: [
                craftWithClasses([beforeObject]),
                spec,
                craftWithClasses([afterObject])
            ],
            behaviours: derive$1([ComposingConfigs.childAt(1)])
        };
    };
    const triggerTab = (placeholder, shiftKey) => {
        emitWith(placeholder, keydown(), {
            raw: {
                which: 9,
                shiftKey
            }
        });
    };
    const onFocus = (container, targetComp) => {
        const target = targetComp.element;
        if (has(target, beforeObject)) {
            triggerTab(container, true);
        } else if (has(target, afterObject)) {
            triggerTab(container, false);
        }
    };
    const isPseudoStop = element => {
        return closest(element, [
            '.' + beforeObject,
            '.' + afterObject
        ].join(','), never);
    };

    const getDynamicSource = initialData => {
        const cachedValue = Cell(initialData.getOr(''));
        return {
            getValue: _frameComponent => cachedValue.get(),
            setValue: (frameComponent, html) => {
                if (cachedValue.get() !== html) {
                    set$9(frameComponent.element, 'srcdoc', html);
                }
                cachedValue.set(html);
            }
        };
    };
    const renderIFrame = (spec, providersBackstage, initialData) => {
        const isSandbox = spec.sandboxed;
        const attributes = {
            ...spec.label.map(title => ({ title })).getOr({}),
            ...initialData.map(html => ({ srcdoc: html })).getOr({}),
            ...isSandbox ? { sandbox: 'allow-scripts allow-same-origin' } : {}
        };
        const sourcing = getDynamicSource(initialData);
        const pLabel = spec.label.map(label => renderLabel$2(label, providersBackstage));
        const factory = newSpec => craft({
            uid: newSpec.uid,
            dom: {
                tag: 'iframe',
                attributes
            },
            behaviours: derive$1([
                Tabstopping.config({}),
                Focusing.config({}),
                RepresentingConfigs.withComp(initialData, sourcing.getValue, sourcing.setValue)
            ])
        });
        const pField = FormField.parts.field({ factory: { sketch: factory } });
        return renderFormFieldWith(pLabel, pField, ['tox-form__group--stretched'], []);
    };

    const image = image => new Promise((resolve, reject) => {
        const loaded = () => {
            destroy();
            resolve(image);
        };
        const listeners = [
            bind(image, 'load', loaded),
            bind(image, 'error', () => {
                destroy();
                reject('Unable to load data from image: ' + image.dom.src);
            })
        ];
        const destroy = () => each$1(listeners, l => l.unbind());
        if (image.dom.complete) {
            loaded();
        }
    });

    const calculateImagePosition = (panelWidth, panelHeight, imageWidth, imageHeight, zoom) => {
        const width = imageWidth * zoom;
        const height = imageHeight * zoom;
        const left = Math.max(0, panelWidth / 2 - width / 2);
        const top = Math.max(0, panelHeight / 2 - height / 2);
        return {
            left: left.toString() + 'px',
            top: top.toString() + 'px',
            width: width.toString() + 'px',
            height: height.toString() + 'px'
        };
    };
    const zoomToFit = (panel, width, height) => {
        const panelW = get$c(panel);
        const panelH = get$d(panel);
        return Math.min(panelW / width, panelH / height, 1);
    };
    const renderImagePreview = (spec, initialData) => {
        const cachedData = Cell(initialData.getOr({ url: '' }));
        const memImage = record({
            dom: {
                tag: 'img',
                classes: ['tox-imagepreview__image'],
                attributes: initialData.map(data => ({ src: data.url })).getOr({})
            }
        });
        const memContainer = record({
            dom: {
                tag: 'div',
                classes: ['tox-imagepreview__container'],
                attributes: { role: 'presentation' }
            },
            components: [memImage.asSpec()]
        });
        const setValue = (frameComponent, data) => {
            const translatedData = { url: data.url };
            data.zoom.each(z => translatedData.zoom = z);
            data.cachedWidth.each(z => translatedData.cachedWidth = z);
            data.cachedHeight.each(z => translatedData.cachedHeight = z);
            cachedData.set(translatedData);
            const applyFramePositioning = () => {
                const imageWidth = translatedData.cachedWidth;
                const imageHeight = translatedData.cachedHeight;
                if (isUndefined(translatedData.zoom)) {
                    const z = zoomToFit(frameComponent.element, imageWidth, imageHeight);
                    translatedData.zoom = z;
                }
                const position = calculateImagePosition(get$c(frameComponent.element), get$d(frameComponent.element), imageWidth, imageHeight, translatedData.zoom);
                memContainer.getOpt(frameComponent).each(container => {
                    setAll(container.element, position);
                });
            };
            memImage.getOpt(frameComponent).each(imageComponent => {
                const img = imageComponent.element;
                if (data.url !== get$f(img, 'src')) {
                    set$9(img, 'src', data.url);
                    remove$2(frameComponent.element, 'tox-imagepreview__loaded');
                }
                if (!isUndefined(translatedData.cachedWidth) && !isUndefined(translatedData.cachedHeight)) {
                    applyFramePositioning();
                }
                image(img).then(img => {
                    if (frameComponent.getSystem().isConnected()) {
                        add$2(frameComponent.element, 'tox-imagepreview__loaded');
                        translatedData.cachedWidth = img.dom.naturalWidth;
                        translatedData.cachedHeight = img.dom.naturalHeight;
                        applyFramePositioning();
                    }
                });
            });
        };
        const styles = {};
        spec.height.each(h => styles.height = h);
        const fakeValidatedData = initialData.map(d => ({
            url: d.url,
            zoom: Optional.from(d.zoom),
            cachedWidth: Optional.from(d.cachedWidth),
            cachedHeight: Optional.from(d.cachedHeight)
        }));
        return {
            dom: {
                tag: 'div',
                classes: ['tox-imagepreview'],
                styles,
                attributes: { role: 'presentation' }
            },
            components: [memContainer.asSpec()],
            behaviours: derive$1([
                ComposingConfigs.self(),
                RepresentingConfigs.withComp(fakeValidatedData, () => cachedData.get(), setValue)
            ])
        };
    };

    const renderLabel$1 = (spec, backstageShared) => {
        const label = {
            dom: {
                tag: 'label',
                classes: ['tox-label']
            },
            components: [text$1(backstageShared.providers.translate(spec.label))]
        };
        const comps = map$2(spec.items, backstageShared.interpreter);
        return {
            dom: {
                tag: 'div',
                classes: ['tox-form__group']
            },
            components: [
                label,
                ...comps
            ],
            behaviours: derive$1([
                ComposingConfigs.self(),
                Replacing.config({}),
                RepresentingConfigs.domHtml(Optional.none()),
                Keying.config({ mode: 'acyclic' })
            ])
        };
    };

    const internalToolbarButtonExecute = generate$6('toolbar.button.execute');
    const onToolbarButtonExecute = info => runOnExecute$1((comp, _simulatedEvent) => {
        runWithApi(info, comp)(itemApi => {
            emitWith(comp, internalToolbarButtonExecute, { buttonApi: itemApi });
            info.onAction(itemApi);
        });
    });
    const toolbarButtonEventOrder = {
        [execute$5()]: [
            'disabling',
            'alloy.base.behaviour',
            'toggling',
            'toolbar-button-events'
        ]
    };

    const renderIcon = (iconName, iconsProvider, behaviours) => render$3(iconName, {
        tag: 'span',
        classes: [
            'tox-icon',
            'tox-tbtn__icon-wrap'
        ],
        behaviours
    }, iconsProvider);
    const renderIconFromPack = (iconName, iconsProvider) => renderIcon(iconName, iconsProvider, []);
    const renderReplacableIconFromPack = (iconName, iconsProvider) => renderIcon(iconName, iconsProvider, [Replacing.config({})]);
    const renderLabel = (text, prefix, providersBackstage) => ({
        dom: {
            tag: 'span',
            classes: [`${ prefix }__select-label`]
        },
        components: [text$1(providersBackstage.translate(text))],
        behaviours: derive$1([Replacing.config({})])
    });

    const updateMenuText = generate$6('update-menu-text');
    const updateMenuIcon = generate$6('update-menu-icon');
    const renderCommonDropdown = (spec, prefix, sharedBackstage) => {
        const editorOffCell = Cell(noop);
        const optMemDisplayText = spec.text.map(text => record(renderLabel(text, prefix, sharedBackstage.providers)));
        const optMemDisplayIcon = spec.icon.map(iconName => record(renderReplacableIconFromPack(iconName, sharedBackstage.providers.icons)));
        const onLeftOrRightInMenu = (comp, se) => {
            const dropdown = Representing.getValue(comp);
            Focusing.focus(dropdown);
            emitWith(dropdown, 'keydown', { raw: se.event.raw });
            Dropdown.close(dropdown);
            return Optional.some(true);
        };
        const role = spec.role.fold(() => ({}), role => ({ role }));
        const tooltipAttributes = spec.tooltip.fold(() => ({}), tooltip => {
            const translatedTooltip = sharedBackstage.providers.translate(tooltip);
            return {
                'title': translatedTooltip,
                'aria-label': translatedTooltip
            };
        });
        const iconSpec = render$3('chevron-down', {
            tag: 'div',
            classes: [`${ prefix }__select-chevron`]
        }, sharedBackstage.providers.icons);
        const memDropdown = record(Dropdown.sketch({
            ...spec.uid ? { uid: spec.uid } : {},
            ...role,
            dom: {
                tag: 'button',
                classes: [
                    prefix,
                    `${ prefix }--select`
                ].concat(map$2(spec.classes, c => `${ prefix }--${ c }`)),
                attributes: {...tooltipAttributes }
            },
            components: componentRenderPipeline([
                optMemDisplayIcon.map(mem => mem.asSpec()),
                optMemDisplayText.map(mem => mem.asSpec()),
                Optional.some(iconSpec)
            ]),
            matchWidth: true,
            useMinWidth: true,
            dropdownBehaviours: derive$1([
                ...spec.dropdownBehaviours,
                DisablingConfigs.button(() => spec.disabled || sharedBackstage.providers.isDisabled()),
                receivingConfig(),
                Unselecting.config({}),
                Replacing.config({}),
                config('dropdown-events', [
                    onControlAttached(spec, editorOffCell),
                    onControlDetached(spec, editorOffCell)
                ]),
                config('menubutton-update-display-text', [
                    run$1(updateMenuText, (comp, se) => {
                        optMemDisplayText.bind(mem => mem.getOpt(comp)).each(displayText => {
                            Replacing.set(displayText, [text$1(sharedBackstage.providers.translate(se.event.text))]);
                        });
                    }),
                    run$1(updateMenuIcon, (comp, se) => {
                        optMemDisplayIcon.bind(mem => mem.getOpt(comp)).each(displayIcon => {
                            Replacing.set(displayIcon, [renderReplacableIconFromPack(se.event.icon, sharedBackstage.providers.icons)]);
                        });
                    })
                ])
            ]),
            eventOrder: deepMerge(toolbarButtonEventOrder, {
                mousedown: [
                    'focusing',
                    'alloy.base.behaviour',
                    'item-type-events',
                    'normal-dropdown-events'
                ]
            }),
            sandboxBehaviours: derive$1([Keying.config({
                mode: 'special',
                onLeft: onLeftOrRightInMenu,
                onRight: onLeftOrRightInMenu
            })]),
            lazySink: sharedBackstage.getSink,
            toggleClass: `${ prefix }--active`,
            parts: { menu: part(false, spec.columns, spec.presets) },
            fetch: comp => Future.nu(curry(spec.fetch, comp))
        }));
        return memDropdown.asSpec();
    };

    const isMenuItemReference = item => isString(item);
    const isSeparator$1 = item => item.type === 'separator';
    const isExpandingMenuItem = item => has$2(item, 'getSubmenuItems');
    const separator$2 = { type: 'separator' };
    const unwrapReferences = (items, menuItems) => {
        const realItems = foldl(items, (acc, item) => {
            if (isMenuItemReference(item)) {
                if (item === '') {
                    return acc;
                } else if (item === '|') {
                    return acc.length > 0 && !isSeparator$1(acc[acc.length - 1]) ? acc.concat([separator$2]) : acc;
                } else if (has$2(menuItems, item.toLowerCase())) {
                    return acc.concat([menuItems[item.toLowerCase()]]);
                } else {
                    return acc;
                }
            } else {
                return acc.concat([item]);
            }
        }, []);
        if (realItems.length > 0 && isSeparator$1(realItems[realItems.length - 1])) {
            realItems.pop();
        }
        return realItems;
    };
    const getFromExpandingItem = (item, menuItems) => {
        const submenuItems = item.getSubmenuItems();
        const rest = expand(submenuItems, menuItems);
        const newMenus = deepMerge(rest.menus, wrap$1(item.value, rest.items));
        const newExpansions = deepMerge(rest.expansions, wrap$1(item.value, item.value));
        return {
            item,
            menus: newMenus,
            expansions: newExpansions
        };
    };
    const getFromItem = (item, menuItems) => isExpandingMenuItem(item) ? getFromExpandingItem(item, menuItems) : {
        item,
        menus: {},
        expansions: {}
    };
    const generateValueIfRequired = item => {
        if (isSeparator$1(item)) {
            return item;
        } else {
            const itemValue = get$g(item, 'value').getOrThunk(() => generate$6('generated-menu-item'));
            return deepMerge({ value: itemValue }, item);
        }
    };
    const expand = (items, menuItems) => {
        const realItems = unwrapReferences(isString(items) ? items.split(' ') : items, menuItems);
        return foldr(realItems, (acc, item) => {
            const itemWithValue = generateValueIfRequired(item);
            const newData = getFromItem(itemWithValue, menuItems);
            return {
                menus: deepMerge(acc.menus, newData.menus),
                items: [newData.item].concat(acc.items),
                expansions: deepMerge(acc.expansions, newData.expansions)
            };
        }, {
            menus: {},
            expansions: {},
            items: []
        });
    };

    const build = (items, itemResponse, backstage, isHorizontalMenu) => {
        const primary = generate$6('primary-menu');
        const data = expand(items, backstage.shared.providers.menuItems());
        if (data.items.length === 0) {
            return Optional.none();
        }
        const mainMenu = createPartialMenu(primary, data.items, itemResponse, backstage, isHorizontalMenu);
        const submenus = map$1(data.menus, (menuItems, menuName) => createPartialMenu(menuName, menuItems, itemResponse, backstage, false));
        const menus = deepMerge(submenus, wrap$1(primary, mainMenu));
        return Optional.from(tieredMenu.tieredData(primary, menus, data.expansions));
    };

    const isSingleListItem = item => !has$2(item, 'items');
    const dataAttribute = 'data-value';
    const fetchItems = (dropdownComp, name, items, selectedValue) => map$2(items, item => {
        if (!isSingleListItem(item)) {
            return {
                type: 'nestedmenuitem',
                text: item.text,
                getSubmenuItems: () => fetchItems(dropdownComp, name, item.items, selectedValue)
            };
        } else {
            return {
                type: 'togglemenuitem',
                text: item.text,
                value: item.value,
                active: item.value === selectedValue,
                onAction: () => {
                    Representing.setValue(dropdownComp, item.value);
                    emitWith(dropdownComp, formChangeEvent, { name });
                    Focusing.focus(dropdownComp);
                }
            };
        }
    });
    const findItemByValue = (items, value) => findMap(items, item => {
        if (!isSingleListItem(item)) {
            return findItemByValue(item.items, value);
        } else {
            return someIf(item.value === value, item);
        }
    });
    const renderListBox = (spec, backstage, initialData) => {
        const providersBackstage = backstage.shared.providers;
        const initialItem = initialData.bind(value => findItemByValue(spec.items, value)).orThunk(() => head(spec.items).filter(isSingleListItem));
        const pLabel = spec.label.map(label => renderLabel$2(label, providersBackstage));
        const pField = FormField.parts.field({
            dom: {},
            factory: {
                sketch: sketchSpec => renderCommonDropdown({
                    uid: sketchSpec.uid,
                    text: initialItem.map(item => item.text),
                    icon: Optional.none(),
                    tooltip: spec.label,
                    role: Optional.none(),
                    fetch: (comp, callback) => {
                        const items = fetchItems(comp, spec.name, spec.items, Representing.getValue(comp));
                        callback(build(items, ItemResponse$1.CLOSE_ON_EXECUTE, backstage, false));
                    },
                    onSetup: constant$1(noop),
                    getApi: constant$1({}),
                    columns: 1,
                    presets: 'normal',
                    classes: [],
                    dropdownBehaviours: [
                        Tabstopping.config({}),
                        RepresentingConfigs.withComp(initialItem.map(item => item.value), comp => get$f(comp.element, dataAttribute), (comp, data) => {
                            findItemByValue(spec.items, data).each(item => {
                                set$9(comp.element, dataAttribute, item.value);
                                emitWith(comp, updateMenuText, { text: item.text });
                            });
                        })
                    ]
                }, 'tox-listbox', backstage.shared)
            }
        });
        const listBoxWrap = {
            dom: {
                tag: 'div',
                classes: ['tox-listboxfield']
            },
            components: [pField]
        };
        return FormField.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-form__group']
            },
            components: flatten([
                pLabel.toArray(), [listBoxWrap]
            ]),
            fieldBehaviours: derive$1([Disabling.config({
                disabled: constant$1(!spec.enabled),
                onDisabled: comp => {
                    FormField.getField(comp).each(Disabling.disable);
                },
                onEnabled: comp => {
                    FormField.getField(comp).each(Disabling.enable);
                }
            })])
        });
    };

    const renderPanel = (spec, backstage) => ({
        dom: {
            tag: 'div',
            classes: spec.classes
        },
        components: map$2(spec.items, backstage.shared.interpreter)
    });

    const factory$f = (detail, _spec) => {
        const options = map$2(detail.options, option => ({
            dom: {
                tag: 'option',
                value: option.value,
                innerHtml: option.text
            }
        }));
        const initialValues = detail.data.map(v => wrap$1('initialValue', v)).getOr({});
        return {
            uid: detail.uid,
            dom: {
                tag: 'select',
                classes: detail.selectClasses,
                attributes: detail.selectAttributes
            },
            components: options,
            behaviours: augment(detail.selectBehaviours, [
                Focusing.config({}),
                Representing.config({
                    store: {
                        mode: 'manual',
                        getValue: select => {
                            return get$6(select.element);
                        },
                        setValue: (select, newValue) => {
                            const found = find$5(detail.options, opt => opt.value === newValue);
                            if (found.isSome()) {
                                set$5(select.element, newValue);
                            }
                        },
                        ...initialValues
                    }
                })
            ])
        };
    };
    const HtmlSelect = single({
        name: 'HtmlSelect',
        configFields: [
            required$1('options'),
            field('selectBehaviours', [
                Focusing,
                Representing
            ]),
            defaulted('selectClasses', []),
            defaulted('selectAttributes', {}),
            option$3('data')
        ],
        factory: factory$f
    });

    const renderSelectBox = (spec, providersBackstage, initialData) => {
        const translatedOptions = map$2(spec.items, item => ({
            text: providersBackstage.translate(item.text),
            value: item.value
        }));
        const pLabel = spec.label.map(label => renderLabel$2(label, providersBackstage));
        const pField = FormField.parts.field({
            dom: {},
            ...initialData.map(data => ({ data })).getOr({}),
            selectAttributes: { size: spec.size },
            options: translatedOptions,
            factory: HtmlSelect,
            selectBehaviours: derive$1([
                Disabling.config({ disabled: () => !spec.enabled || providersBackstage.isDisabled() }),
                Tabstopping.config({}),
                config('selectbox-change', [run$1(change(), (component, _) => {
                    emitWith(component, formChangeEvent, { name: spec.name });
                })])
            ])
        });
        const chevron = spec.size > 1 ? Optional.none() : Optional.some(render$3('chevron-down', {
            tag: 'div',
            classes: ['tox-selectfield__icon-js']
        }, providersBackstage.icons));
        const selectWrap = {
            dom: {
                tag: 'div',
                classes: ['tox-selectfield']
            },
            components: flatten([
                [pField],
                chevron.toArray()
            ])
        };
        return FormField.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-form__group']
            },
            components: flatten([
                pLabel.toArray(), [selectWrap]
            ]),
            fieldBehaviours: derive$1([
                Disabling.config({
                    disabled: () => !spec.enabled || providersBackstage.isDisabled(),
                    onDisabled: comp => {
                        FormField.getField(comp).each(Disabling.disable);
                    },
                    onEnabled: comp => {
                        FormField.getField(comp).each(Disabling.enable);
                    }
                }),
                receivingConfig()
            ])
        });
    };

    const schema$h = constant$1([
        defaulted('field1Name', 'field1'),
        defaulted('field2Name', 'field2'),
        onStrictHandler('onLockedChange'),
        markers$1(['lockClass']),
        defaulted('locked', false),
        SketchBehaviours.field('coupledFieldBehaviours', [
            Composing,
            Representing
        ])
    ]);
    const getField = (comp, detail, partName) => getPart(comp, detail, partName).bind(Composing.getCurrent);
    const coupledPart = (selfName, otherName) => required({
        factory: FormField,
        name: selfName,
        overrides: detail => {
            return {
                fieldBehaviours: derive$1([config('coupled-input-behaviour', [run$1(input(), me => {
                    getField(me, detail, otherName).each(other => {
                        getPart(me, detail, 'lock').each(lock => {
                            if (Toggling.isOn(lock)) {
                                detail.onLockedChange(me, other, lock);
                            }
                        });
                    });
                })])])
            };
        }
    });
    const parts$c = constant$1([
        coupledPart('field1', 'field2'),
        coupledPart('field2', 'field1'),
        required({
            factory: Button,
            schema: [required$1('dom')],
            name: 'lock',
            overrides: detail => {
                return {
                    buttonBehaviours: derive$1([Toggling.config({
                        selected: detail.locked,
                        toggleClass: detail.markers.lockClass,
                        aria: { mode: 'pressed' }
                    })])
                };
            }
        })
    ]);

    const factory$e = (detail, components, _spec, _externals) => ({
        uid: detail.uid,
        dom: detail.dom,
        components,
        behaviours: SketchBehaviours.augment(detail.coupledFieldBehaviours, [
            Composing.config({ find: Optional.some }),
            Representing.config({
                store: {
                    mode: 'manual',
                    getValue: comp => {
                        const parts = getPartsOrDie(comp, detail, [
                            'field1',
                            'field2'
                        ]);
                        return {
                            [detail.field1Name]: Representing.getValue(parts.field1()),
                            [detail.field2Name]: Representing.getValue(parts.field2())
                        };
                    },
                    setValue: (comp, value) => {
                        const parts = getPartsOrDie(comp, detail, [
                            'field1',
                            'field2'
                        ]);
                        if (hasNonNullableKey(value, detail.field1Name)) {
                            Representing.setValue(parts.field1(), value[detail.field1Name]);
                        }
                        if (hasNonNullableKey(value, detail.field2Name)) {
                            Representing.setValue(parts.field2(), value[detail.field2Name]);
                        }
                    }
                }
            })
        ]),
        apis: {
            getField1: component => getPart(component, detail, 'field1'),
            getField2: component => getPart(component, detail, 'field2'),
            getLock: component => getPart(component, detail, 'lock')
        }
    });
    const FormCoupledInputs = composite({
        name: 'FormCoupledInputs',
        configFields: schema$h(),
        partFields: parts$c(),
        factory: factory$e,
        apis: {
            getField1: (apis, component) => apis.getField1(component),
            getField2: (apis, component) => apis.getField2(component),
            getLock: (apis, component) => apis.getLock(component)
        }
    });

    const formatSize = size => {
        const unitDec = {
            '': 0,
            'px': 0,
            'pt': 1,
            'mm': 1,
            'pc': 2,
            'ex': 2,
            'em': 2,
            'ch': 2,
            'rem': 2,
            'cm': 3,
            'in': 4,
            '%': 4
        };
        const maxDecimal = unit => unit in unitDec ? unitDec[unit] : 1;
        let numText = size.value.toFixed(maxDecimal(size.unit));
        if (numText.indexOf('.') !== -1) {
            numText = numText.replace(/\.?0*$/, '');
        }
        return numText + size.unit;
    };
    const parseSize = sizeText => {
        const numPattern = /^\s*(\d+(?:\.\d+)?)\s*(|cm|mm|in|px|pt|pc|em|ex|ch|rem|vw|vh|vmin|vmax|%)\s*$/;
        const match = numPattern.exec(sizeText);
        if (match !== null) {
            const value = parseFloat(match[1]);
            const unit = match[2];
            return Result.value({
                value,
                unit
            });
        } else {
            return Result.error(sizeText);
        }
    };
    const convertUnit = (size, unit) => {
        const inInch = {
            '': 96,
            'px': 96,
            'pt': 72,
            'cm': 2.54,
            'pc': 12,
            'mm': 25.4,
            'in': 1
        };
        const supported = u => has$2(inInch, u);
        if (size.unit === unit) {
            return Optional.some(size.value);
        } else if (supported(size.unit) && supported(unit)) {
            if (inInch[size.unit] === inInch[unit]) {
                return Optional.some(size.value);
            } else {
                return Optional.some(size.value / inInch[size.unit] * inInch[unit]);
            }
        } else {
            return Optional.none();
        }
    };
    const noSizeConversion = _input => Optional.none();
    const ratioSizeConversion = (scale, unit) => size => convertUnit(size, unit).map(value => ({
        value: value * scale,
        unit
    }));
    const makeRatioConverter = (currentFieldText, otherFieldText) => {
        const cValue = parseSize(currentFieldText).toOptional();
        const oValue = parseSize(otherFieldText).toOptional();
        return lift2(cValue, oValue, (cSize, oSize) => convertUnit(cSize, oSize.unit).map(val => oSize.value / val).map(r => ratioSizeConversion(r, oSize.unit)).getOr(noSizeConversion)).getOr(noSizeConversion);
    };

    const renderSizeInput = (spec, providersBackstage) => {
        let converter = noSizeConversion;
        const ratioEvent = generate$6('ratio-event');
        const makeIcon = iconName => render$3(iconName, {
            tag: 'span',
            classes: [
                'tox-icon',
                'tox-lock-icon__' + iconName
            ]
        }, providersBackstage.icons);
        const pLock = FormCoupledInputs.parts.lock({
            dom: {
                tag: 'button',
                classes: [
                    'tox-lock',
                    'tox-button',
                    'tox-button--naked',
                    'tox-button--icon'
                ],
                attributes: { title: providersBackstage.translate(spec.label.getOr('Constrain proportions')) }
            },
            components: [
                makeIcon('lock'),
                makeIcon('unlock')
            ],
            buttonBehaviours: derive$1([
                Disabling.config({ disabled: () => !spec.enabled || providersBackstage.isDisabled() }),
                receivingConfig(),
                Tabstopping.config({})
            ])
        });
        const formGroup = components => ({
            dom: {
                tag: 'div',
                classes: ['tox-form__group']
            },
            components
        });
        const getFieldPart = isField1 => FormField.parts.field({
            factory: Input,
            inputClasses: ['tox-textfield'],
            inputBehaviours: derive$1([
                Disabling.config({ disabled: () => !spec.enabled || providersBackstage.isDisabled() }),
                receivingConfig(),
                Tabstopping.config({}),
                config('size-input-events', [
                    run$1(focusin(), (component, _simulatedEvent) => {
                        emitWith(component, ratioEvent, { isField1 });
                    }),
                    run$1(change(), (component, _simulatedEvent) => {
                        emitWith(component, formChangeEvent, { name: spec.name });
                    })
                ])
            ]),
            selectOnFocus: false
        });
        const getLabel = label => ({
            dom: {
                tag: 'label',
                classes: ['tox-label']
            },
            components: [text$1(providersBackstage.translate(label))]
        });
        const widthField = FormCoupledInputs.parts.field1(formGroup([
            FormField.parts.label(getLabel('Width')),
            getFieldPart(true)
        ]));
        const heightField = FormCoupledInputs.parts.field2(formGroup([
            FormField.parts.label(getLabel('Height')),
            getFieldPart(false)
        ]));
        return FormCoupledInputs.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-form__group']
            },
            components: [{
                dom: {
                    tag: 'div',
                    classes: ['tox-form__controls-h-stack']
                },
                components: [
                    widthField,
                    heightField,
                    formGroup([
                        getLabel(nbsp),
                        pLock
                    ])
                ]
            }],
            field1Name: 'width',
            field2Name: 'height',
            locked: true,
            markers: { lockClass: 'tox-locked' },
            onLockedChange: (current, other, _lock) => {
                parseSize(Representing.getValue(current)).each(size => {
                    converter(size).each(newSize => {
                        Representing.setValue(other, formatSize(newSize));
                    });
                });
            },
            coupledFieldBehaviours: derive$1([
                Disabling.config({
                    disabled: () => !spec.enabled || providersBackstage.isDisabled(),
                    onDisabled: comp => {
                        FormCoupledInputs.getField1(comp).bind(FormField.getField).each(Disabling.disable);
                        FormCoupledInputs.getField2(comp).bind(FormField.getField).each(Disabling.disable);
                        FormCoupledInputs.getLock(comp).each(Disabling.disable);
                    },
                    onEnabled: comp => {
                        FormCoupledInputs.getField1(comp).bind(FormField.getField).each(Disabling.enable);
                        FormCoupledInputs.getField2(comp).bind(FormField.getField).each(Disabling.enable);
                        FormCoupledInputs.getLock(comp).each(Disabling.enable);
                    }
                }),
                receivingConfig(),
                config('size-input-events2', [run$1(ratioEvent, (component, simulatedEvent) => {
                    const isField1 = simulatedEvent.event.isField1;
                    const optCurrent = isField1 ? FormCoupledInputs.getField1(component) : FormCoupledInputs.getField2(component);
                    const optOther = isField1 ? FormCoupledInputs.getField2(component) : FormCoupledInputs.getField1(component);
                    const value1 = optCurrent.map(Representing.getValue).getOr('');
                    const value2 = optOther.map(Representing.getValue).getOr('');
                    converter = makeRatioConverter(value1, value2);
                })])
            ])
        });
    };

    const renderSlider = (spec, providerBackstage, initialData) => {
        const labelPart = Slider.parts.label({
            dom: {
                tag: 'label',
                classes: ['tox-label']
            },
            components: [text$1(providerBackstage.translate(spec.label))]
        });
        const spectrum = Slider.parts.spectrum({
            dom: {
                tag: 'div',
                classes: ['tox-slider__rail'],
                attributes: { role: 'presentation' }
            }
        });
        const thumb = Slider.parts.thumb({
            dom: {
                tag: 'div',
                classes: ['tox-slider__handle'],
                attributes: { role: 'presentation' }
            }
        });
        return Slider.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-slider'],
                attributes: { role: 'presentation' }
            },
            model: {
                mode: 'x',
                minX: spec.min,
                maxX: spec.max,
                getInitialValue: constant$1(initialData.getOrThunk(() => (Math.abs(spec.max) - Math.abs(spec.min)) / 2))
            },
            components: [
                labelPart,
                spectrum,
                thumb
            ],
            sliderBehaviours: derive$1([
                ComposingConfigs.self(),
                Focusing.config({})
            ]),
            onChoose: (component, thumb, value) => {
                emitWith(component, formChangeEvent, {
                    name: spec.name,
                    value
                });
            }
        });
    };

    const renderTable = (spec, providersBackstage) => {
        const renderTh = text => ({
            dom: {
                tag: 'th',
                innerHtml: providersBackstage.translate(text)
            }
        });
        const renderHeader = header => ({
            dom: { tag: 'thead' },
            components: [{
                dom: { tag: 'tr' },
                components: map$2(header, renderTh)
            }]
        });
        const renderTd = text => ({
            dom: {
                tag: 'td',
                innerHtml: providersBackstage.translate(text)
            }
        });
        const renderTr = row => ({
            dom: { tag: 'tr' },
            components: map$2(row, renderTd)
        });
        const renderRows = rows => ({
            dom: { tag: 'tbody' },
            components: map$2(rows, renderTr)
        });
        return {
            dom: {
                tag: 'table',
                classes: ['tox-dialog__table']
            },
            components: [
                renderHeader(spec.header),
                renderRows(spec.cells)
            ],
            behaviours: derive$1([
                Tabstopping.config({}),
                Focusing.config({})
            ])
        };
    };

    const renderTextField = (spec, providersBackstage) => {
        const pLabel = spec.label.map(label => renderLabel$2(label, providersBackstage));
        const baseInputBehaviours = [
            Disabling.config({ disabled: () => spec.disabled || providersBackstage.isDisabled() }),
            receivingConfig(),
            Keying.config({
                mode: 'execution',
                useEnter: spec.multiline !== true,
                useControlEnter: spec.multiline === true,
                execute: comp => {
                    emit(comp, formSubmitEvent);
                    return Optional.some(true);
                }
            }),
            config('textfield-change', [
                run$1(input(), (component, _) => {
                    emitWith(component, formChangeEvent, { name: spec.name });
                }),
                run$1(postPaste(), (component, _) => {
                    emitWith(component, formChangeEvent, { name: spec.name });
                })
            ]),
            Tabstopping.config({})
        ];
        const validatingBehaviours = spec.validation.map(vl => Invalidating.config({
            getRoot: input => {
                return parentElement(input.element);
            },
            invalidClass: 'tox-invalid',
            validator: {
                validate: input => {
                    const v = Representing.getValue(input);
                    const result = vl.validator(v);
                    return Future.pure(result === true ? Result.value(v) : Result.error(result));
                },
                validateOnLoad: vl.validateOnLoad
            }
        })).toArray();
        const placeholder = spec.placeholder.fold(constant$1({}), p => ({ placeholder: providersBackstage.translate(p) }));
        const inputMode = spec.inputMode.fold(constant$1({}), mode => ({ inputmode: mode }));
        const inputAttributes = {
            ...placeholder,
            ...inputMode
        };
        const pField = FormField.parts.field({
            tag: spec.multiline === true ? 'textarea' : 'input',
            ...spec.data.map(data => ({ data })).getOr({}),
            inputAttributes,
            inputClasses: [spec.classname],
            inputBehaviours: derive$1(flatten([
                baseInputBehaviours,
                validatingBehaviours
            ])),
            selectOnFocus: false,
            factory: Input
        });
        const extraClasses = spec.flex ? ['tox-form__group--stretched'] : [];
        const extraClasses2 = extraClasses.concat(spec.maximized ? ['tox-form-group--maximize'] : []);
        const extraBehaviours = [
            Disabling.config({
                disabled: () => spec.disabled || providersBackstage.isDisabled(),
                onDisabled: comp => {
                    FormField.getField(comp).each(Disabling.disable);
                },
                onEnabled: comp => {
                    FormField.getField(comp).each(Disabling.enable);
                }
            }),
            receivingConfig()
        ];
        return renderFormFieldWith(pLabel, pField, extraClasses2, extraBehaviours);
    };
    const renderInput = (spec, providersBackstage, initialData) => renderTextField({
        name: spec.name,
        multiline: false,
        label: spec.label,
        inputMode: spec.inputMode,
        placeholder: spec.placeholder,
        flex: false,
        disabled: !spec.enabled,
        classname: 'tox-textfield',
        validation: Optional.none(),
        maximized: spec.maximized,
        data: initialData
    }, providersBackstage);
    const renderTextarea = (spec, providersBackstage, initialData) => renderTextField({
        name: spec.name,
        multiline: true,
        label: spec.label,
        inputMode: Optional.none(),
        placeholder: spec.placeholder,
        flex: true,
        disabled: !spec.enabled,
        classname: 'tox-textarea',
        validation: Optional.none(),
        maximized: spec.maximized,
        data: initialData
    }, providersBackstage);

    const events$6 = (streamConfig, streamState) => {
        const streams = streamConfig.stream.streams;
        const processor = streams.setup(streamConfig, streamState);
        return derive$2([
            run$1(streamConfig.event, processor),
            runOnDetached(() => streamState.cancel())
        ].concat(streamConfig.cancelEvent.map(e => [run$1(e, () => streamState.cancel())]).getOr([])));
    };

    var ActiveStreaming = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$6
    });

    const first = (fn, rate) => {
        let timer = null;
        const cancel = () => {
            if (!isNull(timer)) {
                clearTimeout(timer);
                timer = null;
            }
        };
        const throttle = (...args) => {
            if (isNull(timer)) {
                timer = setTimeout(() => {
                    timer = null;
                    fn.apply(null, args);
                }, rate);
            }
        };
        return {
            cancel,
            throttle
        };
    };
    const last = (fn, rate) => {
        let timer = null;
        const cancel = () => {
            if (!isNull(timer)) {
                clearTimeout(timer);
                timer = null;
            }
        };
        const throttle = (...args) => {
            cancel();
            timer = setTimeout(() => {
                timer = null;
                fn.apply(null, args);
            }, rate);
        };
        return {
            cancel,
            throttle
        };
    };

    const throttle = _config => {
        const state = Cell(null);
        const readState = () => ({ timer: state.get() !== null ? 'set' : 'unset' });
        const setTimer = t => {
            state.set(t);
        };
        const cancel = () => {
            const t = state.get();
            if (t !== null) {
                t.cancel();
            }
        };
        return nu$8({
            readState,
            setTimer,
            cancel
        });
    };
    const init$9 = spec => spec.stream.streams.state(spec);

    var StreamingState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        throttle: throttle,
        init: init$9
    });

    const setup$c = (streamInfo, streamState) => {
        const sInfo = streamInfo.stream;
        const throttler = last(streamInfo.onStream, sInfo.delay);
        streamState.setTimer(throttler);
        return (component, simulatedEvent) => {
            throttler.throttle(component, simulatedEvent);
            if (sInfo.stopEvent) {
                simulatedEvent.stop();
            }
        };
    };
    var StreamingSchema = [
        requiredOf('stream', choose$1('mode', {
            throttle: [
                required$1('delay'),
                defaulted('stopEvent', true),
                output$1('streams', {
                    setup: setup$c,
                    state: throttle
                })
            ]
        })),
        defaulted('event', 'input'),
        option$3('cancelEvent'),
        onStrictHandler('onStream')
    ];

    const Streaming = create$3({
        fields: StreamingSchema,
        name: 'streaming',
        active: ActiveStreaming,
        state: StreamingState
    });

    const setValueFromItem = (model, input, item) => {
        const itemData = Representing.getValue(item);
        Representing.setValue(input, itemData);
        setCursorAtEnd(input);
    };
    const setSelectionOn = (input, f) => {
        const el = input.element;
        const value = get$6(el);
        const node = el.dom;
        if (get$f(el, 'type') !== 'number') {
            f(node, value);
        }
    };
    const setCursorAtEnd = input => {
        setSelectionOn(input, (node, value) => node.setSelectionRange(value.length, value.length));
    };
    const setSelectionToEnd = (input, startOffset) => {
        setSelectionOn(input, (node, value) => node.setSelectionRange(startOffset, value.length));
    };
    const attemptSelectOver = (model, input, item) => {
        if (!model.selectsOver) {
            return Optional.none();
        } else {
            const currentValue = Representing.getValue(input);
            const inputDisplay = model.getDisplayText(currentValue);
            const itemValue = Representing.getValue(item);
            const itemDisplay = model.getDisplayText(itemValue);
            return itemDisplay.indexOf(inputDisplay) === 0 ? Optional.some(() => {
                setValueFromItem(model, input, item);
                setSelectionToEnd(input, inputDisplay.length);
            }) : Optional.none();
        }
    };

    const itemExecute = constant$1('alloy.typeahead.itemexecute');

    const make$3 = (detail, components, spec, externals) => {
        const navigateList = (comp, simulatedEvent, highlighter) => {
            detail.previewing.set(false);
            const sandbox = Coupling.getCoupled(comp, 'sandbox');
            if (Sandboxing.isOpen(sandbox)) {
                Composing.getCurrent(sandbox).each(menu => {
                    Highlighting.getHighlighted(menu).fold(() => {
                        highlighter(menu);
                    }, () => {
                        dispatchEvent(sandbox, menu.element, 'keydown', simulatedEvent);
                    });
                });
            } else {
                const onOpenSync = sandbox => {
                    Composing.getCurrent(sandbox).each(highlighter);
                };
                open(detail, mapFetch(comp), comp, sandbox, externals, onOpenSync, HighlightOnOpen.HighlightFirst).get(noop);
            }
        };
        const focusBehaviours$1 = focusBehaviours(detail);
        const mapFetch = comp => tdata => tdata.map(data => {
            const menus = values(data.menus);
            const items = bind$3(menus, menu => filter$2(menu.items, item => item.type === 'item'));
            const repState = Representing.getState(comp);
            repState.update(map$2(items, item => item.data));
            return data;
        });
        const behaviours = [
            Focusing.config({}),
            Representing.config({
                onSetValue: detail.onSetValue,
                store: {
                    mode: 'dataset',
                    getDataKey: comp => get$6(comp.element),
                    getFallbackEntry: itemString => ({
                        value: itemString,
                        meta: {}
                    }),
                    setValue: (comp, data) => {
                        set$5(comp.element, detail.model.getDisplayText(data));
                    },
                    ...detail.initialData.map(d => wrap$1('initialValue', d)).getOr({})
                }
            }),
            Streaming.config({
                stream: {
                    mode: 'throttle',
                    delay: detail.responseTime,
                    stopEvent: false
                },
                onStream: (component, _simulatedEvent) => {
                    const sandbox = Coupling.getCoupled(component, 'sandbox');
                    const focusInInput = Focusing.isFocused(component);
                    if (focusInInput) {
                        if (get$6(component.element).length >= detail.minChars) {
                            const previousValue = Composing.getCurrent(sandbox).bind(menu => Highlighting.getHighlighted(menu).map(Representing.getValue));
                            detail.previewing.set(true);
                            const onOpenSync = _sandbox => {
                                Composing.getCurrent(sandbox).each(menu => {
                                    previousValue.fold(() => {
                                        if (detail.model.selectsOver) {
                                            Highlighting.highlightFirst(menu);
                                        }
                                    }, pv => {
                                        Highlighting.highlightBy(menu, item => {
                                            const itemData = Representing.getValue(item);
                                            return itemData.value === pv.value;
                                        });
                                        Highlighting.getHighlighted(menu).orThunk(() => {
                                            Highlighting.highlightFirst(menu);
                                            return Optional.none();
                                        });
                                    });
                                });
                            };
                            open(detail, mapFetch(component), component, sandbox, externals, onOpenSync, HighlightOnOpen.HighlightFirst).get(noop);
                        }
                    }
                },
                cancelEvent: typeaheadCancel()
            }),
            Keying.config({
                mode: 'special',
                onDown: (comp, simulatedEvent) => {
                    navigateList(comp, simulatedEvent, Highlighting.highlightFirst);
                    return Optional.some(true);
                },
                onEscape: comp => {
                    const sandbox = Coupling.getCoupled(comp, 'sandbox');
                    if (Sandboxing.isOpen(sandbox)) {
                        Sandboxing.close(sandbox);
                        return Optional.some(true);
                    }
                    return Optional.none();
                },
                onUp: (comp, simulatedEvent) => {
                    navigateList(comp, simulatedEvent, Highlighting.highlightLast);
                    return Optional.some(true);
                },
                onEnter: comp => {
                    const sandbox = Coupling.getCoupled(comp, 'sandbox');
                    const sandboxIsOpen = Sandboxing.isOpen(sandbox);
                    if (sandboxIsOpen && !detail.previewing.get()) {
                        return Composing.getCurrent(sandbox).bind(menu => Highlighting.getHighlighted(menu)).map(item => {
                            emitWith(comp, itemExecute(), { item });
                            return true;
                        });
                    } else {
                        const currentValue = Representing.getValue(comp);
                        emit(comp, typeaheadCancel());
                        detail.onExecute(sandbox, comp, currentValue);
                        if (sandboxIsOpen) {
                            Sandboxing.close(sandbox);
                        }
                        return Optional.some(true);
                    }
                }
            }),
            Toggling.config({
                toggleClass: detail.markers.openClass,
                aria: { mode: 'expanded' }
            }),
            Coupling.config({
                others: {
                    sandbox: hotspot => {
                        return makeSandbox$1(detail, hotspot, {
                            onOpen: () => Toggling.on(hotspot),
                            onClose: () => Toggling.off(hotspot)
                        });
                    }
                }
            }),
            config('typeaheadevents', [
                runOnExecute$1(comp => {
                    const onOpenSync = noop;
                    togglePopup(detail, mapFetch(comp), comp, externals, onOpenSync, HighlightOnOpen.HighlightFirst).get(noop);
                }),
                run$1(itemExecute(), (comp, se) => {
                    const sandbox = Coupling.getCoupled(comp, 'sandbox');
                    setValueFromItem(detail.model, comp, se.event.item);
                    emit(comp, typeaheadCancel());
                    detail.onItemExecute(comp, sandbox, se.event.item, Representing.getValue(comp));
                    Sandboxing.close(sandbox);
                    setCursorAtEnd(comp);
                })
            ].concat(detail.dismissOnBlur ? [run$1(postBlur(), typeahead => {
                const sandbox = Coupling.getCoupled(typeahead, 'sandbox');
                if (search(sandbox.element).isNone()) {
                    Sandboxing.close(sandbox);
                }
            })] : []))
        ];
        return {
            uid: detail.uid,
            dom: dom(deepMerge(detail, {
                inputAttributes: {
                    'role': 'combobox',
                    'aria-autocomplete': 'list',
                    'aria-haspopup': 'true'
                }
            })),
            behaviours: {
                ...focusBehaviours$1,
                ...augment(detail.typeaheadBehaviours, behaviours)
            },
            eventOrder: detail.eventOrder
        };
    };

    const schema$g = constant$1([
        option$3('lazySink'),
        required$1('fetch'),
        defaulted('minChars', 5),
        defaulted('responseTime', 1000),
        onHandler('onOpen'),
        defaulted('getHotspot', Optional.some),
        defaulted('getAnchorOverrides', constant$1({})),
        defaulted('layouts', Optional.none()),
        defaulted('eventOrder', {}),
        defaultedObjOf('model', {}, [
            defaulted('getDisplayText', itemData => itemData.meta !== undefined && itemData.meta.text !== undefined ? itemData.meta.text : itemData.value),
            defaulted('selectsOver', true),
            defaulted('populateFromBrowse', true)
        ]),
        onHandler('onSetValue'),
        onKeyboardHandler('onExecute'),
        onHandler('onItemExecute'),
        defaulted('inputClasses', []),
        defaulted('inputAttributes', {}),
        defaulted('inputStyles', {}),
        defaulted('matchWidth', true),
        defaulted('useMinWidth', false),
        defaulted('dismissOnBlur', true),
        markers$1(['openClass']),
        option$3('initialData'),
        field('typeaheadBehaviours', [
            Focusing,
            Representing,
            Streaming,
            Keying,
            Toggling,
            Coupling
        ]),
        customField('previewing', () => Cell(true))
    ].concat(schema$k()).concat(sandboxFields()));
    const parts$b = constant$1([external({
        schema: [tieredMenuMarkers()],
        name: 'menu',
        overrides: detail => {
            return {
                fakeFocus: true,
                onHighlight: (menu, item) => {
                    if (!detail.previewing.get()) {
                        menu.getSystem().getByUid(detail.uid).each(input => {
                            if (detail.model.populateFromBrowse) {
                                setValueFromItem(detail.model, input, item);
                            }
                        });
                    } else {
                        menu.getSystem().getByUid(detail.uid).each(input => {
                            attemptSelectOver(detail.model, input, item).fold(() => Highlighting.dehighlight(menu, item), fn => fn());
                        });
                    }
                    detail.previewing.set(false);
                },
                onExecute: (menu, item) => {
                    return menu.getSystem().getByUid(detail.uid).toOptional().map(typeahead => {
                        emitWith(typeahead, itemExecute(), { item });
                        return true;
                    });
                },
                onHover: (menu, item) => {
                    detail.previewing.set(false);
                    menu.getSystem().getByUid(detail.uid).each(input => {
                        if (detail.model.populateFromBrowse) {
                            setValueFromItem(detail.model, input, item);
                        }
                    });
                }
            };
        }
    })]);

    const Typeahead = composite({
        name: 'Typeahead',
        configFields: schema$g(),
        partFields: parts$b(),
        factory: make$3
    });

    const wrap = delegate => {
        const toCached = () => {
            return wrap(delegate.toCached());
        };
        const bindFuture = f => {
            return wrap(delegate.bind(resA => resA.fold(err => Future.pure(Result.error(err)), a => f(a))));
        };
        const bindResult = f => {
            return wrap(delegate.map(resA => resA.bind(f)));
        };
        const mapResult = f => {
            return wrap(delegate.map(resA => resA.map(f)));
        };
        const mapError = f => {
            return wrap(delegate.map(resA => resA.mapError(f)));
        };
        const foldResult = (whenError, whenValue) => {
            return delegate.map(res => res.fold(whenError, whenValue));
        };
        const withTimeout = (timeout, errorThunk) => {
            return wrap(Future.nu(callback => {
                let timedOut = false;
                const timer = setTimeout(() => {
                    timedOut = true;
                    callback(Result.error(errorThunk()));
                }, timeout);
                delegate.get(result => {
                    if (!timedOut) {
                        clearTimeout(timer);
                        callback(result);
                    }
                });
            }));
        };
        return {
            ...delegate,
            toCached,
            bindFuture,
            bindResult,
            mapResult,
            mapError,
            foldResult,
            withTimeout
        };
    };
    const nu$1 = worker => {
        return wrap(Future.nu(worker));
    };
    const value = value => {
        return wrap(Future.pure(Result.value(value)));
    };
    const error = error => {
        return wrap(Future.pure(Result.error(error)));
    };
    const fromResult = result => {
        return wrap(Future.pure(result));
    };
    const fromFuture = future => {
        return wrap(future.map(Result.value));
    };
    const fromPromise = promise => {
        return nu$1(completer => {
            promise.then(value => {
                completer(Result.value(value));
            }, error => {
                completer(Result.error(error));
            });
        });
    };
    const FutureResult = {
        nu: nu$1,
        wrap,
        pure: value,
        value,
        error,
        fromResult,
        fromFuture,
        fromPromise
    };

    const getMenuButtonApi = component => ({
        isEnabled: () => !Disabling.isDisabled(component),
        setEnabled: state => Disabling.set(component, !state),
        setActive: state => {
            const elm = component.element;
            if (state) {
                add$2(elm, 'tox-tbtn--enabled');
                set$9(elm, 'aria-pressed', true);
            } else {
                remove$2(elm, 'tox-tbtn--enabled');
                remove$7(elm, 'aria-pressed');
            }
        },
        isActive: () => has(component.element, 'tox-tbtn--enabled')
    });
    const renderMenuButton = (spec, prefix, backstage, role) => renderCommonDropdown({
        text: spec.text,
        icon: spec.icon,
        tooltip: spec.tooltip,
        role,
        fetch: (_comp, callback) => {
            spec.fetch(items => {
                callback(build(items, ItemResponse$1.CLOSE_ON_EXECUTE, backstage, false));
            });
        },
        onSetup: spec.onSetup,
        getApi: getMenuButtonApi,
        columns: 1,
        presets: 'normal',
        classes: [],
        dropdownBehaviours: [Tabstopping.config({})]
    }, prefix, backstage.shared);
    const getFetch = (items, getButton, backstage) => {
        const getMenuItemAction = item => api => {
            const newValue = !api.isActive();
            api.setActive(newValue);
            item.storage.set(newValue);
            backstage.shared.getSink().each(sink => {
                getButton().getOpt(sink).each(orig => {
                    focus$3(orig.element);
                    emitWith(orig, formActionEvent, {
                        name: item.name,
                        value: item.storage.get()
                    });
                });
            });
        };
        const getMenuItemSetup = item => api => {
            api.setActive(item.storage.get());
        };
        return success => {
            success(map$2(items, item => {
                const text = item.text.fold(() => ({}), text => ({ text }));
                return {
                    type: item.type,
                    active: false,
                    ...text,
                    onAction: getMenuItemAction(item),
                    onSetup: getMenuItemSetup(item)
                };
            }));
        };
    };

    const renderCommonSpec = (spec, actionOpt, extraBehaviours = [], dom, components, providersBackstage) => {
        const action = actionOpt.fold(() => ({}), action => ({ action }));
        const common = {
            buttonBehaviours: derive$1([
                DisablingConfigs.button(() => !spec.enabled || providersBackstage.isDisabled()),
                receivingConfig(),
                Tabstopping.config({}),
                config('button press', [
                    preventDefault('click'),
                    preventDefault('mousedown')
                ])
            ].concat(extraBehaviours)),
            eventOrder: {
                click: [
                    'button press',
                    'alloy.base.behaviour'
                ],
                mousedown: [
                    'button press',
                    'alloy.base.behaviour'
                ]
            },
            ...action
        };
        const domFinal = deepMerge(common, { dom });
        return deepMerge(domFinal, { components });
    };
    const renderIconButtonSpec = (spec, action, providersBackstage, extraBehaviours = []) => {
        const tooltipAttributes = spec.tooltip.map(tooltip => ({
            'aria-label': providersBackstage.translate(tooltip),
            'title': providersBackstage.translate(tooltip)
        })).getOr({});
        const dom = {
            tag: 'button',
            classes: ['tox-tbtn'],
            attributes: tooltipAttributes
        };
        const icon = spec.icon.map(iconName => renderIconFromPack(iconName, providersBackstage.icons));
        const components = componentRenderPipeline([icon]);
        return renderCommonSpec(spec, action, extraBehaviours, dom, components, providersBackstage);
    };
    const calculateClassesFromButtonType = buttonType => {
        switch (buttonType) {
            case 'primary':
                return ['tox-button'];
            case 'toolbar':
                return ['tox-tbtn'];
            case 'secondary':
            default:
                return [
                    'tox-button',
                    'tox-button--secondary'
                ];
        }
    };
    const renderButtonSpec = (spec, action, providersBackstage, extraBehaviours = [], extraClasses = []) => {
        const translatedText = providersBackstage.translate(spec.text);
        const icon = spec.icon.map(iconName => renderIconFromPack(iconName, providersBackstage.icons));
        const components = [icon.getOrThunk(() => text$1(translatedText))];
        const buttonType = spec.buttonType.getOr(!spec.primary && !spec.borderless ? 'secondary' : 'primary');
        const baseClasses = calculateClassesFromButtonType(buttonType);
        const classes = [
            ...baseClasses,
            ...icon.isSome() ? ['tox-button--icon'] : [],
            ...spec.borderless ? ['tox-button--naked'] : [],
            ...extraClasses
        ];
        const dom = {
            tag: 'button',
            classes,
            attributes: { title: translatedText }
        };
        return renderCommonSpec(spec, action, extraBehaviours, dom, components, providersBackstage);
    };
    const renderButton = (spec, action, providersBackstage, extraBehaviours = [], extraClasses = []) => {
        const buttonSpec = renderButtonSpec(spec, Optional.some(action), providersBackstage, extraBehaviours, extraClasses);
        return Button.sketch(buttonSpec);
    };
    const getAction = (name, buttonType) => comp => {
        if (buttonType === 'custom') {
            emitWith(comp, formActionEvent, {
                name,
                value: {}
            });
        } else if (buttonType === 'submit') {
            emit(comp, formSubmitEvent);
        } else if (buttonType === 'cancel') {
            emit(comp, formCancelEvent);
        } else {
            console.error('Unknown button type: ', buttonType);
        }
    };
    const isMenuFooterButtonSpec = (spec, buttonType) => buttonType === 'menu';
    const isNormalFooterButtonSpec = (spec, buttonType) => buttonType === 'custom' || buttonType === 'cancel' || buttonType === 'submit';
    const renderFooterButton = (spec, buttonType, backstage) => {
        if (isMenuFooterButtonSpec(spec, buttonType)) {
            const getButton = () => memButton;
            const menuButtonSpec = spec;
            const fixedSpec = {
                ...spec,
                onSetup: api => {
                    api.setEnabled(spec.enabled);
                    return noop;
                },
                fetch: getFetch(menuButtonSpec.items, getButton, backstage)
            };
            const memButton = record(renderMenuButton(fixedSpec, 'tox-tbtn', backstage, Optional.none()));
            return memButton.asSpec();
        } else if (isNormalFooterButtonSpec(spec, buttonType)) {
            const action = getAction(spec.name, buttonType);
            const buttonSpec = {
                ...spec,
                borderless: false
            };
            return renderButton(buttonSpec, action, backstage.shared.providers, []);
        } else {
            console.error('Unknown footer button type: ', buttonType);
        }
    };
    const renderDialogButton = (spec, providersBackstage) => {
        const action = getAction(spec.name, 'custom');
        return renderFormField(Optional.none(), FormField.parts.field({
            factory: Button,
            ...renderButtonSpec(spec, Optional.some(action), providersBackstage, [
                RepresentingConfigs.memory(''),
                ComposingConfigs.self()
            ])
        }));
    };

    const separator$1 = { type: 'separator' };
    const toMenuItem = target => ({
        type: 'menuitem',
        value: target.url,
        text: target.title,
        meta: { attach: target.attach },
        onAction: noop
    });
    const staticMenuItem = (title, url) => ({
        type: 'menuitem',
        value: url,
        text: title,
        meta: { attach: undefined },
        onAction: noop
    });
    const toMenuItems = targets => map$2(targets, toMenuItem);
    const filterLinkTargets = (type, targets) => filter$2(targets, target => target.type === type);
    const filteredTargets = (type, targets) => toMenuItems(filterLinkTargets(type, targets));
    const headerTargets = linkInfo => filteredTargets('header', linkInfo.targets);
    const anchorTargets = linkInfo => filteredTargets('anchor', linkInfo.targets);
    const anchorTargetTop = linkInfo => Optional.from(linkInfo.anchorTop).map(url => staticMenuItem('<top>', url)).toArray();
    const anchorTargetBottom = linkInfo => Optional.from(linkInfo.anchorBottom).map(url => staticMenuItem('<bottom>', url)).toArray();
    const historyTargets = history => map$2(history, url => staticMenuItem(url, url));
    const joinMenuLists = items => {
        return foldl(items, (a, b) => {
            const bothEmpty = a.length === 0 || b.length === 0;
            return bothEmpty ? a.concat(b) : a.concat(separator$1, b);
        }, []);
    };
    const filterByQuery = (term, menuItems) => {
        const lowerCaseTerm = term.toLowerCase();
        return filter$2(menuItems, item => {
            const text = item.meta !== undefined && item.meta.text !== undefined ? item.meta.text : item.text;
            return contains$1(text.toLowerCase(), lowerCaseTerm) || contains$1(item.value.toLowerCase(), lowerCaseTerm);
        });
    };

    const getItems = (fileType, input, urlBackstage) => {
        const urlInputValue = Representing.getValue(input);
        const term = urlInputValue.meta.text !== undefined ? urlInputValue.meta.text : urlInputValue.value;
        const info = urlBackstage.getLinkInformation();
        return info.fold(() => [], linkInfo => {
            const history = filterByQuery(term, historyTargets(urlBackstage.getHistory(fileType)));
            return fileType === 'file' ? joinMenuLists([
                history,
                filterByQuery(term, headerTargets(linkInfo)),
                filterByQuery(term, flatten([
                    anchorTargetTop(linkInfo),
                    anchorTargets(linkInfo),
                    anchorTargetBottom(linkInfo)
                ]))
            ]) : history;
        });
    };
    const errorId = generate$6('aria-invalid');
    const renderUrlInput = (spec, backstage, urlBackstage, initialData) => {
        const providersBackstage = backstage.shared.providers;
        const updateHistory = component => {
            const urlEntry = Representing.getValue(component);
            urlBackstage.addToHistory(urlEntry.value, spec.filetype);
        };
        const pField = FormField.parts.field({
            factory: Typeahead,
            ...initialData.map(initialData => ({ initialData })).getOr({}),
            dismissOnBlur: true,
            inputClasses: ['tox-textfield'],
            sandboxClasses: ['tox-dialog__popups'],
            inputAttributes: {
                'aria-errormessage': errorId,
                'type': 'url'
            },
            minChars: 0,
            responseTime: 0,
            fetch: input => {
                const items = getItems(spec.filetype, input, urlBackstage);
                const tdata = build(items, ItemResponse$1.BUBBLE_TO_SANDBOX, backstage, false);
                return Future.pure(tdata);
            },
            getHotspot: comp => memUrlBox.getOpt(comp),
            onSetValue: (comp, _newValue) => {
                if (comp.hasConfigured(Invalidating)) {
                    Invalidating.run(comp).get(noop);
                }
            },
            typeaheadBehaviours: derive$1(flatten([
                urlBackstage.getValidationHandler().map(handler => Invalidating.config({
                    getRoot: comp => parentElement(comp.element),
                    invalidClass: 'tox-control-wrap--status-invalid',
                    notify: {
                        onInvalid: (comp, err) => {
                            memInvalidIcon.getOpt(comp).each(invalidComp => {
                                set$9(invalidComp.element, 'title', providersBackstage.translate(err));
                            });
                        }
                    },
                    validator: {
                        validate: input => {
                            const urlEntry = Representing.getValue(input);
                            return FutureResult.nu(completer => {
                                handler({
                                    type: spec.filetype,
                                    url: urlEntry.value
                                }, validation => {
                                    if (validation.status === 'invalid') {
                                        const err = Result.error(validation.message);
                                        completer(err);
                                    } else {
                                        const val = Result.value(validation.message);
                                        completer(val);
                                    }
                                });
                            });
                        },
                        validateOnLoad: false
                    }
                })).toArray(), [
                    Disabling.config({ disabled: () => !spec.enabled || providersBackstage.isDisabled() }),
                    Tabstopping.config({}),
                    config('urlinput-events', flatten([
                        spec.filetype === 'file' ? [run$1(input(), comp => {
                            emitWith(comp, formChangeEvent, { name: spec.name });
                        })] : [],
                        [
                            run$1(change(), comp => {
                                emitWith(comp, formChangeEvent, { name: spec.name });
                                updateHistory(comp);
                            }),
                            run$1(postPaste(), comp => {
                                emitWith(comp, formChangeEvent, { name: spec.name });
                                updateHistory(comp);
                            })
                        ]
                    ]))
                ]
            ])),
            eventOrder: {
                [input()]: [
                    'streaming',
                    'urlinput-events',
                    'invalidating'
                ]
            },
            model: {
                getDisplayText: itemData => itemData.value,
                selectsOver: false,
                populateFromBrowse: false
            },
            markers: { openClass: 'tox-textfield--popup-open' },
            lazySink: backstage.shared.getSink,
            parts: { menu: part(false, 1, 'normal') },
            onExecute: (_menu, component, _entry) => {
                emitWith(component, formSubmitEvent, {});
            },
            onItemExecute: (typeahead, _sandbox, _item, _value) => {
                updateHistory(typeahead);
                emitWith(typeahead, formChangeEvent, { name: spec.name });
            }
        });
        const pLabel = spec.label.map(label => renderLabel$2(label, providersBackstage));
        const makeIcon = (name, errId, icon = name, label = name) => render$3(icon, {
            tag: 'div',
            classes: [
                'tox-icon',
                'tox-control-wrap__status-icon-' + name
            ],
            attributes: {
                'title': providersBackstage.translate(label),
                'aria-live': 'polite',
                ...errId.fold(() => ({}), id => ({ id }))
            }
        }, providersBackstage.icons);
        const memInvalidIcon = record(makeIcon('invalid', Optional.some(errorId), 'warning'));
        const memStatus = record({
            dom: {
                tag: 'div',
                classes: ['tox-control-wrap__status-icon-wrap']
            },
            components: [memInvalidIcon.asSpec()]
        });
        const optUrlPicker = urlBackstage.getUrlPicker(spec.filetype);
        const browseUrlEvent = generate$6('browser.url.event');
        const memUrlBox = record({
            dom: {
                tag: 'div',
                classes: ['tox-control-wrap']
            },
            components: [
                pField,
                memStatus.asSpec()
            ],
            behaviours: derive$1([Disabling.config({ disabled: () => !spec.enabled || providersBackstage.isDisabled() })])
        });
        const memUrlPickerButton = record(renderButton({
            name: spec.name,
            icon: Optional.some('browse'),
            text: spec.label.getOr(''),
            enabled: spec.enabled,
            primary: false,
            buttonType: Optional.none(),
            borderless: true
        }, component => emit(component, browseUrlEvent), providersBackstage, [], ['tox-browse-url']));
        const controlHWrapper = () => ({
            dom: {
                tag: 'div',
                classes: ['tox-form__controls-h-stack']
            },
            components: flatten([
                [memUrlBox.asSpec()],
                optUrlPicker.map(() => memUrlPickerButton.asSpec()).toArray()
            ])
        });
        const openUrlPicker = comp => {
            Composing.getCurrent(comp).each(field => {
                const componentData = Representing.getValue(field);
                const urlData = {
                    fieldname: spec.name,
                    ...componentData
                };
                optUrlPicker.each(picker => {
                    picker(urlData).get(chosenData => {
                        Representing.setValue(field, chosenData);
                        emitWith(comp, formChangeEvent, { name: spec.name });
                    });
                });
            });
        };
        return FormField.sketch({
            dom: renderFormFieldDom(),
            components: pLabel.toArray().concat([controlHWrapper()]),
            fieldBehaviours: derive$1([
                Disabling.config({
                    disabled: () => !spec.enabled || providersBackstage.isDisabled(),
                    onDisabled: comp => {
                        FormField.getField(comp).each(Disabling.disable);
                        memUrlPickerButton.getOpt(comp).each(Disabling.disable);
                    },
                    onEnabled: comp => {
                        FormField.getField(comp).each(Disabling.enable);
                        memUrlPickerButton.getOpt(comp).each(Disabling.enable);
                    }
                }),
                receivingConfig(),
                config('url-input-events', [run$1(browseUrlEvent, openUrlPicker)])
            ])
        });
    };

    const renderAlertBanner = (spec, providersBackstage) => Container.sketch({
        dom: {
            tag: 'div',
            attributes: { role: 'alert' },
            classes: [
                'tox-notification',
                'tox-notification--in',
                `tox-notification--${ spec.level }`
            ]
        },
        components: [{
                dom: {
                    tag: 'div',
                    classes: ['tox-notification__icon']
                },
                components: [Button.sketch({
                    dom: {
                        tag: 'button',
                        classes: [
                            'tox-button',
                            'tox-button--naked',
                            'tox-button--icon'
                        ],
                        innerHtml: get$2(spec.icon, providersBackstage.icons),
                        attributes: { title: providersBackstage.translate(spec.iconTooltip) }
                    },
                    action: comp => {
                        emitWith(comp, formActionEvent, {
                            name: 'alert-banner',
                            value: spec.url
                        });
                    },
                    buttonBehaviours: derive$1([addFocusableBehaviour()])
                })]
            },
            {
                dom: {
                    tag: 'div',
                    classes: ['tox-notification__body'],
                    innerHtml: providersBackstage.translate(spec.text)
                }
            }
        ]
    });

    const set$1 = (element, status) => {
        element.dom.checked = status;
    };
    const get$1 = element => element.dom.checked;

    const renderCheckbox = (spec, providerBackstage, initialData) => {
        const toggleCheckboxHandler = comp => {
            comp.element.dom.click();
            return Optional.some(true);
        };
        const pField = FormField.parts.field({
            factory: { sketch: identity },
            dom: {
                tag: 'input',
                classes: ['tox-checkbox__input'],
                attributes: { type: 'checkbox' }
            },
            behaviours: derive$1([
                ComposingConfigs.self(),
                Disabling.config({ disabled: () => !spec.enabled || providerBackstage.isDisabled() }),
                Tabstopping.config({}),
                Focusing.config({}),
                RepresentingConfigs.withElement(initialData, get$1, set$1),
                Keying.config({
                    mode: 'special',
                    onEnter: toggleCheckboxHandler,
                    onSpace: toggleCheckboxHandler,
                    stopSpaceKeyup: true
                }),
                config('checkbox-events', [run$1(change(), (component, _) => {
                    emitWith(component, formChangeEvent, { name: spec.name });
                })])
            ])
        });
        const pLabel = FormField.parts.label({
            dom: {
                tag: 'span',
                classes: ['tox-checkbox__label']
            },
            components: [text$1(providerBackstage.translate(spec.label))],
            behaviours: derive$1([Unselecting.config({})])
        });
        const makeIcon = className => {
            const iconName = className === 'checked' ? 'selected' : 'unselected';
            return render$3(iconName, {
                tag: 'span',
                classes: [
                    'tox-icon',
                    'tox-checkbox-icon__' + className
                ]
            }, providerBackstage.icons);
        };
        const memIcons = record({
            dom: {
                tag: 'div',
                classes: ['tox-checkbox__icons']
            },
            components: [
                makeIcon('checked'),
                makeIcon('unchecked')
            ]
        });
        return FormField.sketch({
            dom: {
                tag: 'label',
                classes: ['tox-checkbox']
            },
            components: [
                pField,
                memIcons.asSpec(),
                pLabel
            ],
            fieldBehaviours: derive$1([
                Disabling.config({
                    disabled: () => !spec.enabled || providerBackstage.isDisabled(),
                    disableClass: 'tox-checkbox--disabled',
                    onDisabled: comp => {
                        FormField.getField(comp).each(Disabling.disable);
                    },
                    onEnabled: comp => {
                        FormField.getField(comp).each(Disabling.enable);
                    }
                }),
                receivingConfig()
            ])
        });
    };

    const renderHtmlPanel = spec => {
        if (spec.presets === 'presentation') {
            return Container.sketch({
                dom: {
                    tag: 'div',
                    classes: ['tox-form__group'],
                    innerHtml: spec.html
                }
            });
        } else {
            return Container.sketch({
                dom: {
                    tag: 'div',
                    classes: ['tox-form__group'],
                    innerHtml: spec.html,
                    attributes: { role: 'document' }
                },
                containerBehaviours: derive$1([
                    Tabstopping.config({}),
                    Focusing.config({})
                ])
            });
        }
    };

    const make$2 = render => {
        return (parts, spec, dialogData, backstage) => get$g(spec, 'name').fold(() => render(spec, backstage, Optional.none()), fieldName => parts.field(fieldName, render(spec, backstage, get$g(dialogData, fieldName))));
    };
    const makeIframe = render => (parts, spec, dialogData, backstage) => {
        const iframeSpec = deepMerge(spec, { source: 'dynamic' });
        return make$2(render)(parts, iframeSpec, dialogData, backstage);
    };
    const factories = {
        bar: make$2((spec, backstage) => renderBar(spec, backstage.shared)),
        collection: make$2((spec, backstage, data) => renderCollection(spec, backstage.shared.providers, data)),
        alertbanner: make$2((spec, backstage) => renderAlertBanner(spec, backstage.shared.providers)),
        input: make$2((spec, backstage, data) => renderInput(spec, backstage.shared.providers, data)),
        textarea: make$2((spec, backstage, data) => renderTextarea(spec, backstage.shared.providers, data)),
        label: make$2((spec, backstage) => renderLabel$1(spec, backstage.shared)),
        iframe: makeIframe((spec, backstage, data) => renderIFrame(spec, backstage.shared.providers, data)),
        button: make$2((spec, backstage) => renderDialogButton(spec, backstage.shared.providers)),
        checkbox: make$2((spec, backstage, data) => renderCheckbox(spec, backstage.shared.providers, data)),
        colorinput: make$2((spec, backstage, data) => renderColorInput(spec, backstage.shared, backstage.colorinput, data)),
        colorpicker: make$2((spec, backstage, data) => renderColorPicker(spec, backstage.shared.providers, data)),
        dropzone: make$2((spec, backstage, data) => renderDropZone(spec, backstage.shared.providers, data)),
        grid: make$2((spec, backstage) => renderGrid(spec, backstage.shared)),
        listbox: make$2((spec, backstage, data) => renderListBox(spec, backstage, data)),
        selectbox: make$2((spec, backstage, data) => renderSelectBox(spec, backstage.shared.providers, data)),
        sizeinput: make$2((spec, backstage) => renderSizeInput(spec, backstage.shared.providers)),
        slider: make$2((spec, backstage, data) => renderSlider(spec, backstage.shared.providers, data)),
        urlinput: make$2((spec, backstage, data) => renderUrlInput(spec, backstage, backstage.urlinput, data)),
        customeditor: make$2(renderCustomEditor),
        htmlpanel: make$2(renderHtmlPanel),
        imagepreview: make$2((spec, _, data) => renderImagePreview(spec, data)),
        table: make$2((spec, backstage) => renderTable(spec, backstage.shared.providers)),
        panel: make$2((spec, backstage) => renderPanel(spec, backstage))
    };
    const noFormParts = {
        field: (_name, spec) => spec,
        record: constant$1([])
    };
    const interpretInForm = (parts, spec, dialogData, oldBackstage) => {
        const newBackstage = deepMerge(oldBackstage, { shared: { interpreter: childSpec => interpretParts(parts, childSpec, dialogData, newBackstage) } });
        return interpretParts(parts, spec, dialogData, newBackstage);
    };
    const interpretParts = (parts, spec, dialogData, backstage) => get$g(factories, spec.type).fold(() => {
        console.error(`Unknown factory type "${ spec.type }", defaulting to container: `, spec);
        return spec;
    }, factory => factory(parts, spec, dialogData, backstage));
    const interpretWithoutForm = (spec, dialogData, backstage) => interpretParts(noFormParts, spec, dialogData, backstage);

    const labelPrefix = 'layout-inset';
    const westEdgeX = anchor => anchor.x;
    const middleX = (anchor, element) => anchor.x + anchor.width / 2 - element.width / 2;
    const eastEdgeX = (anchor, element) => anchor.x + anchor.width - element.width;
    const northY = anchor => anchor.y;
    const southY = (anchor, element) => anchor.y + anchor.height - element.height;
    const centreY = (anchor, element) => anchor.y + anchor.height / 2 - element.height / 2;
    const southwest = (anchor, element, bubbles) => nu$6(eastEdgeX(anchor, element), southY(anchor, element), bubbles.insetSouthwest(), northwest$3(), 'southwest', boundsRestriction(anchor, {
        right: 0,
        bottom: 3
    }), labelPrefix);
    const southeast = (anchor, element, bubbles) => nu$6(westEdgeX(anchor), southY(anchor, element), bubbles.insetSoutheast(), northeast$3(), 'southeast', boundsRestriction(anchor, {
        left: 1,
        bottom: 3
    }), labelPrefix);
    const northwest = (anchor, element, bubbles) => nu$6(eastEdgeX(anchor, element), northY(anchor), bubbles.insetNorthwest(), southwest$3(), 'northwest', boundsRestriction(anchor, {
        right: 0,
        top: 2
    }), labelPrefix);
    const northeast = (anchor, element, bubbles) => nu$6(westEdgeX(anchor), northY(anchor), bubbles.insetNortheast(), southeast$3(), 'northeast', boundsRestriction(anchor, {
        left: 1,
        top: 2
    }), labelPrefix);
    const north = (anchor, element, bubbles) => nu$6(middleX(anchor, element), northY(anchor), bubbles.insetNorth(), south$3(), 'north', boundsRestriction(anchor, { top: 2 }), labelPrefix);
    const south = (anchor, element, bubbles) => nu$6(middleX(anchor, element), southY(anchor, element), bubbles.insetSouth(), north$3(), 'south', boundsRestriction(anchor, { bottom: 3 }), labelPrefix);
    const east = (anchor, element, bubbles) => nu$6(eastEdgeX(anchor, element), centreY(anchor, element), bubbles.insetEast(), west$3(), 'east', boundsRestriction(anchor, { right: 0 }), labelPrefix);
    const west = (anchor, element, bubbles) => nu$6(westEdgeX(anchor), centreY(anchor, element), bubbles.insetWest(), east$3(), 'west', boundsRestriction(anchor, { left: 1 }), labelPrefix);
    const lookupPreserveLayout = lastPlacement => {
        switch (lastPlacement) {
            case 'north':
                return north;
            case 'northeast':
                return northeast;
            case 'northwest':
                return northwest;
            case 'south':
                return south;
            case 'southeast':
                return southeast;
            case 'southwest':
                return southwest;
            case 'east':
                return east;
            case 'west':
                return west;
        }
    };
    const preserve = (anchor, element, bubbles, placee, bounds) => {
        const layout = getPlacement(placee).map(lookupPreserveLayout).getOr(north);
        return layout(anchor, element, bubbles, placee, bounds);
    };
    const lookupFlippedLayout = lastPlacement => {
        switch (lastPlacement) {
            case 'north':
                return south;
            case 'northeast':
                return southeast;
            case 'northwest':
                return southwest;
            case 'south':
                return north;
            case 'southeast':
                return northeast;
            case 'southwest':
                return northwest;
            case 'east':
                return west;
            case 'west':
                return east;
        }
    };
    const flip = (anchor, element, bubbles, placee, bounds) => {
        const layout = getPlacement(placee).map(lookupFlippedLayout).getOr(north);
        return layout(anchor, element, bubbles, placee, bounds);
    };

    const bubbleAlignments$2 = {
        valignCentre: [],
        alignCentre: [],
        alignLeft: [],
        alignRight: [],
        right: [],
        left: [],
        bottom: [],
        top: []
    };
    const getInlineDialogAnchor = (contentAreaElement, lazyAnchorbar, lazyUseEditableAreaAnchor) => {
        const bubbleSize = 12;
        const overrides = { maxHeightFunction: expandable$1() };
        const editableAreaAnchor = () => ({
            type: 'node',
            root: getContentContainer(contentAreaElement()),
            node: Optional.from(contentAreaElement()),
            bubble: nu$5(bubbleSize, bubbleSize, bubbleAlignments$2),
            layouts: {
                onRtl: () => [northeast],
                onLtr: () => [northwest]
            },
            overrides
        });
        const standardAnchor = () => ({
            type: 'hotspot',
            hotspot: lazyAnchorbar(),
            bubble: nu$5(-bubbleSize, bubbleSize, bubbleAlignments$2),
            layouts: {
                onRtl: () => [southeast$2],
                onLtr: () => [southwest$2]
            },
            overrides
        });
        return () => lazyUseEditableAreaAnchor() ? editableAreaAnchor() : standardAnchor();
    };
    const getBannerAnchor = (contentAreaElement, lazyAnchorbar, lazyUseEditableAreaAnchor) => {
        const editableAreaAnchor = () => ({
            type: 'node',
            root: getContentContainer(contentAreaElement()),
            node: Optional.from(contentAreaElement()),
            layouts: {
                onRtl: () => [north],
                onLtr: () => [north]
            }
        });
        const standardAnchor = () => ({
            type: 'hotspot',
            hotspot: lazyAnchorbar(),
            layouts: {
                onRtl: () => [south$2],
                onLtr: () => [south$2]
            }
        });
        return () => lazyUseEditableAreaAnchor() ? editableAreaAnchor() : standardAnchor();
    };
    const getCursorAnchor = (editor, bodyElement) => () => ({
        type: 'selection',
        root: bodyElement(),
        getSelection: () => {
            const rng = editor.selection.getRng();
            return Optional.some(SimSelection.range(SugarElement.fromDom(rng.startContainer), rng.startOffset, SugarElement.fromDom(rng.endContainer), rng.endOffset));
        }
    });
    const getNodeAnchor$1 = bodyElement => element => ({
        type: 'node',
        root: bodyElement(),
        node: element
    });
    const getAnchors = (editor, lazyAnchorbar, isToolbarTop) => {
        const useFixedToolbarContainer = useFixedContainer(editor);
        const bodyElement = () => SugarElement.fromDom(editor.getBody());
        const contentAreaElement = () => SugarElement.fromDom(editor.getContentAreaContainer());
        const lazyUseEditableAreaAnchor = () => useFixedToolbarContainer || !isToolbarTop();
        return {
            inlineDialog: getInlineDialogAnchor(contentAreaElement, lazyAnchorbar, lazyUseEditableAreaAnchor),
            banner: getBannerAnchor(contentAreaElement, lazyAnchorbar, lazyUseEditableAreaAnchor),
            cursor: getCursorAnchor(editor, bodyElement),
            node: getNodeAnchor$1(bodyElement)
        };
    };

    const colorPicker = editor => (callback, value) => {
        const dialog = colorPickerDialog(editor);
        dialog(callback, value);
    };
    const hasCustomColors = editor => () => hasCustomColors$1(editor);
    const getColors = editor => () => getColors$2(editor);
    const getColorCols = editor => () => getColorCols$1(editor);
    const ColorInputBackstage = editor => ({
        colorPicker: colorPicker(editor),
        hasCustomColors: hasCustomColors(editor),
        getColors: getColors(editor),
        getColorCols: getColorCols(editor)
    });

    const isDraggableModal = editor => () => isDraggableModal$1(editor);
    const DialogBackstage = editor => ({ isDraggableModal: isDraggableModal(editor) });

    const HeaderBackstage = editor => {
        const mode = Cell(isToolbarLocationBottom(editor) ? 'bottom' : 'top');
        return {
            isPositionedAtTop: () => mode.get() === 'top',
            getDockingMode: mode.get,
            setDockingMode: mode.set
        };
    };

    const defaultStyleFormats = [{
            title: 'Headings',
            items: [{
                    title: 'Heading 1',
                    format: 'h1'
                },
                {
                    title: 'Heading 2',
                    format: 'h2'
                },
                {
                    title: 'Heading 3',
                    format: 'h3'
                },
                {
                    title: 'Heading 4',
                    format: 'h4'
                },
                {
                    title: 'Heading 5',
                    format: 'h5'
                },
                {
                    title: 'Heading 6',
                    format: 'h6'
                }
            ]
        },
        {
            title: 'Inline',
            items: [{
                    title: 'Bold',
                    format: 'bold'
                },
                {
                    title: 'Italic',
                    format: 'italic'
                },
                {
                    title: 'Underline',
                    format: 'underline'
                },
                {
                    title: 'Strikethrough',
                    format: 'strikethrough'
                },
                {
                    title: 'Superscript',
                    format: 'superscript'
                },
                {
                    title: 'Subscript',
                    format: 'subscript'
                },
                {
                    title: 'Code',
                    format: 'code'
                }
            ]
        },
        {
            title: 'Blocks',
            items: [{
                    title: 'Paragraph',
                    format: 'p'
                },
                {
                    title: 'Blockquote',
                    format: 'blockquote'
                },
                {
                    title: 'Div',
                    format: 'div'
                },
                {
                    title: 'Pre',
                    format: 'pre'
                }
            ]
        },
        {
            title: 'Align',
            items: [{
                    title: 'Left',
                    format: 'alignleft'
                },
                {
                    title: 'Center',
                    format: 'aligncenter'
                },
                {
                    title: 'Right',
                    format: 'alignright'
                },
                {
                    title: 'Justify',
                    format: 'alignjustify'
                }
            ]
        }
    ];
    const isNestedFormat = format => has$2(format, 'items');
    const isBlockFormat = format => has$2(format, 'block');
    const isInlineFormat = format => has$2(format, 'inline');
    const isSelectorFormat = format => has$2(format, 'selector');
    const mapFormats = userFormats => foldl(userFormats, (acc, fmt) => {
        if (isNestedFormat(fmt)) {
            const result = mapFormats(fmt.items);
            return {
                customFormats: acc.customFormats.concat(result.customFormats),
                formats: acc.formats.concat([{
                    title: fmt.title,
                    items: result.formats
                }])
            };
        } else if (isInlineFormat(fmt) || isBlockFormat(fmt) || isSelectorFormat(fmt)) {
            const formatName = isString(fmt.name) ? fmt.name : fmt.title.toLowerCase();
            const formatNameWithPrefix = `custom-${ formatName }`;
            return {
                customFormats: acc.customFormats.concat([{
                    name: formatNameWithPrefix,
                    format: fmt
                }]),
                formats: acc.formats.concat([{
                    title: fmt.title,
                    format: formatNameWithPrefix,
                    icon: fmt.icon
                }])
            };
        } else {
            return {
                ...acc,
                formats: acc.formats.concat(fmt)
            };
        }
    }, {
        customFormats: [],
        formats: []
    });
    const registerCustomFormats = (editor, userFormats) => {
        const result = mapFormats(userFormats);
        const registerFormats = customFormats => {
            each$1(customFormats, fmt => {
                if (!editor.formatter.has(fmt.name)) {
                    editor.formatter.register(fmt.name, fmt.format);
                }
            });
        };
        if (editor.formatter) {
            registerFormats(result.customFormats);
        } else {
            editor.on('init', () => {
                registerFormats(result.customFormats);
            });
        }
        return result.formats;
    };
    const getStyleFormats = editor => getUserStyleFormats(editor).map(userFormats => {
        const registeredUserFormats = registerCustomFormats(editor, userFormats);
        return shouldMergeStyleFormats(editor) ? defaultStyleFormats.concat(registeredUserFormats) : registeredUserFormats;
    }).getOr(defaultStyleFormats);

    const processBasic = (item, isSelectedFor, getPreviewFor) => {
        const formatterSpec = {
            type: 'formatter',
            isSelected: isSelectedFor(item.format),
            getStylePreview: getPreviewFor(item.format)
        };
        return deepMerge(item, formatterSpec);
    };
    const register$a = (editor, formats, isSelectedFor, getPreviewFor) => {
        const enrichSupported = item => processBasic(item, isSelectedFor, getPreviewFor);
        const enrichMenu = item => {
            const submenuSpec = { type: 'submenu' };
            return deepMerge(item, submenuSpec);
        };
        const enrichCustom = item => {
            const formatName = isString(item.name) ? item.name : generate$6(item.title);
            const formatNameWithPrefix = `custom-${ formatName }`;
            const customSpec = {
                type: 'formatter',
                format: formatNameWithPrefix,
                isSelected: isSelectedFor(formatNameWithPrefix),
                getStylePreview: getPreviewFor(formatNameWithPrefix)
            };
            const newItem = deepMerge(item, customSpec);
            editor.formatter.register(formatName, newItem);
            return newItem;
        };
        const doEnrich = items => map$2(items, item => {
            const keys$1 = keys(item);
            if (hasNonNullableKey(item, 'items')) {
                const newItems = doEnrich(item.items);
                return deepMerge(enrichMenu(item), { getStyleItems: constant$1(newItems) });
            } else if (hasNonNullableKey(item, 'format')) {
                return enrichSupported(item);
            } else if (keys$1.length === 1 && contains$2(keys$1, 'title')) {
                return deepMerge(item, { type: 'separator' });
            } else {
                return enrichCustom(item);
            }
        });
        return doEnrich(formats);
    };

    const init$8 = editor => {
        const isSelectedFor = format => () => editor.formatter.match(format);
        const getPreviewFor = format => () => {
            const fmt = editor.formatter.get(format);
            return fmt !== undefined ? Optional.some({
                tag: fmt.length > 0 ? fmt[0].inline || fmt[0].block || 'div' : 'div',
                styles: editor.dom.parseStyle(editor.formatter.getCssText(format))
            }) : Optional.none();
        };
        const flatten = fmt => {
            const subs = fmt.items;
            return subs !== undefined && subs.length > 0 ? bind$3(subs, flatten) : [fmt.format];
        };
        const settingsFormats = Cell([]);
        const settingsFlattenedFormats = Cell([]);
        const eventsFormats = Cell([]);
        const eventsFlattenedFormats = Cell([]);
        const replaceSettings = Cell(false);
        editor.on('PreInit', _e => {
            const formats = getStyleFormats(editor);
            const enriched = register$a(editor, formats, isSelectedFor, getPreviewFor);
            settingsFormats.set(enriched);
            settingsFlattenedFormats.set(bind$3(enriched, flatten));
        });
        editor.on('addStyleModifications', e => {
            const modifications = register$a(editor, e.items, isSelectedFor, getPreviewFor);
            eventsFormats.set(modifications);
            replaceSettings.set(e.replace);
            eventsFlattenedFormats.set(bind$3(modifications, flatten));
        });
        const getData = () => {
            const fromSettings = replaceSettings.get() ? [] : settingsFormats.get();
            const fromEvents = eventsFormats.get();
            return fromSettings.concat(fromEvents);
        };
        const getFlattenedKeys = () => {
            const fromSettings = replaceSettings.get() ? [] : settingsFlattenedFormats.get();
            const fromEvents = eventsFlattenedFormats.get();
            return fromSettings.concat(fromEvents);
        };
        return {
            getData,
            getFlattenedKeys
        };
    };

    const isElement = node => isNonNullable(node) && node.nodeType === 1;
    const trim = global$1.trim;
    const hasContentEditableState = value => {
        return node => {
            if (isElement(node)) {
                if (node.contentEditable === value) {
                    return true;
                }
                if (node.getAttribute('data-mce-contenteditable') === value) {
                    return true;
                }
            }
            return false;
        };
    };
    const isContentEditableTrue = hasContentEditableState('true');
    const isContentEditableFalse = hasContentEditableState('false');
    const create = (type, title, url, level, attach) => {
        return {
            type,
            title,
            url,
            level,
            attach
        };
    };
    const isChildOfContentEditableTrue = node => {
        while (node = node.parentNode) {
            const value = node.contentEditable;
            if (value && value !== 'inherit') {
                return isContentEditableTrue(node);
            }
        }
        return false;
    };
    const select = (selector, root) => {
        return map$2(descendants(SugarElement.fromDom(root), selector), element => {
            return element.dom;
        });
    };
    const getElementText = elm => {
        return elm.innerText || elm.textContent;
    };
    const getOrGenerateId = elm => {
        return elm.id ? elm.id : generate$6('h');
    };
    const isAnchor = elm => {
        return elm && elm.nodeName === 'A' && (elm.id || elm.name) !== undefined;
    };
    const isValidAnchor = elm => {
        return isAnchor(elm) && isEditable(elm);
    };
    const isHeader = elm => {
        return elm && /^(H[1-6])$/.test(elm.nodeName);
    };
    const isEditable = elm => {
        return isChildOfContentEditableTrue(elm) && !isContentEditableFalse(elm);
    };
    const isValidHeader = elm => {
        return isHeader(elm) && isEditable(elm);
    };
    const getLevel = elm => {
        return isHeader(elm) ? parseInt(elm.nodeName.substr(1), 10) : 0;
    };
    const headerTarget = elm => {
        const headerId = getOrGenerateId(elm);
        const attach = () => {
            elm.id = headerId;
        };
        return create('header', getElementText(elm), '#' + headerId, getLevel(elm), attach);
    };
    const anchorTarget = elm => {
        const anchorId = elm.id || elm.name;
        const anchorText = getElementText(elm);
        return create('anchor', anchorText ? anchorText : '#' + anchorId, '#' + anchorId, 0, noop);
    };
    const getHeaderTargets = elms => {
        return map$2(filter$2(elms, isValidHeader), headerTarget);
    };
    const getAnchorTargets = elms => {
        return map$2(filter$2(elms, isValidAnchor), anchorTarget);
    };
    const getTargetElements = elm => {
        const elms = select('h1,h2,h3,h4,h5,h6,a:not([href])', elm);
        return elms;
    };
    const hasTitle = target => {
        return trim(target.title).length > 0;
    };
    const find = elm => {
        const elms = getTargetElements(elm);
        return filter$2(getHeaderTargets(elms).concat(getAnchorTargets(elms)), hasTitle);
    };
    const LinkTargets = { find };

    const STORAGE_KEY = 'tinymce-url-history';
    const HISTORY_LENGTH = 5;
    const isHttpUrl = url => isString(url) && /^https?/.test(url);
    const isArrayOfUrl = a => isArray(a) && a.length <= HISTORY_LENGTH && forall(a, isHttpUrl);
    const isRecordOfUrlArray = r => isObject(r) && find$4(r, value => !isArrayOfUrl(value)).isNone();
    const getAllHistory = () => {
        const unparsedHistory = global$4.getItem(STORAGE_KEY);
        if (unparsedHistory === null) {
            return {};
        }
        let history;
        try {
            history = JSON.parse(unparsedHistory);
        } catch (e) {
            if (e instanceof SyntaxError) {
                console.log('Local storage ' + STORAGE_KEY + ' was not valid JSON', e);
                return {};
            }
            throw e;
        }
        if (!isRecordOfUrlArray(history)) {
            console.log('Local storage ' + STORAGE_KEY + ' was not valid format', history);
            return {};
        }
        return history;
    };
    const setAllHistory = history => {
        if (!isRecordOfUrlArray(history)) {
            throw new Error('Bad format for history:\n' + JSON.stringify(history));
        }
        global$4.setItem(STORAGE_KEY, JSON.stringify(history));
    };
    const getHistory = fileType => {
        const history = getAllHistory();
        return get$g(history, fileType).getOr([]);
    };
    const addToHistory = (url, fileType) => {
        if (!isHttpUrl(url)) {
            return;
        }
        const history = getAllHistory();
        const items = get$g(history, fileType).getOr([]);
        const itemsWithoutUrl = filter$2(items, item => item !== url);
        history[fileType] = [url].concat(itemsWithoutUrl).slice(0, HISTORY_LENGTH);
        setAllHistory(history);
    };

    const isTruthy = value => !!value;
    const makeMap = value => map$1(global$1.makeMap(value, /[, ]/), isTruthy);
    const getPicker = editor => Optional.from(getFilePickerCallback(editor));
    const getPickerTypes = editor => {
        const optFileTypes = Optional.from(getFilePickerTypes(editor)).filter(isTruthy).map(makeMap);
        return getPicker(editor).fold(never, _picker => optFileTypes.fold(always, types => keys(types).length > 0 ? types : false));
    };
    const getPickerSetting = (editor, filetype) => {
        const pickerTypes = getPickerTypes(editor);
        if (isBoolean(pickerTypes)) {
            return pickerTypes ? getPicker(editor) : Optional.none();
        } else {
            return pickerTypes[filetype] ? getPicker(editor) : Optional.none();
        }
    };
    const getUrlPicker = (editor, filetype) => getPickerSetting(editor, filetype).map(picker => entry => Future.nu(completer => {
        const handler = (value, meta) => {
            if (!isString(value)) {
                throw new Error('Expected value to be string');
            }
            if (meta !== undefined && !isObject(meta)) {
                throw new Error('Expected meta to be a object');
            }
            const r = {
                value,
                meta
            };
            completer(r);
        };
        const meta = {
            filetype,
            fieldname: entry.fieldname,
            ...Optional.from(entry.meta).getOr({})
        };
        picker.call(editor, handler, entry.value, meta);
    }));
    const getTextSetting = value => Optional.from(value).filter(isString).getOrUndefined();
    const getLinkInformation = editor => {
        if (!useTypeaheadUrls(editor)) {
            return Optional.none();
        }
        return Optional.some({
            targets: LinkTargets.find(editor.getBody()),
            anchorTop: getTextSetting(getAnchorTop(editor)),
            anchorBottom: getTextSetting(getAnchorBottom(editor))
        });
    };
    const getValidationHandler = editor => Optional.from(getFilePickerValidatorHandler(editor));
    const UrlInputBackstage = editor => ({
        getHistory,
        addToHistory,
        getLinkInformation: () => getLinkInformation(editor),
        getValidationHandler: () => getValidationHandler(editor),
        getUrlPicker: filetype => getUrlPicker(editor, filetype)
    });

    const init$7 = (lazySink, editor, lazyAnchorbar) => {
        const contextMenuState = Cell(false);
        const toolbar = HeaderBackstage(editor);
        const backstage = {
            shared: {
                providers: {
                    icons: () => editor.ui.registry.getAll().icons,
                    menuItems: () => editor.ui.registry.getAll().menuItems,
                    translate: global$8.translate,
                    isDisabled: () => editor.mode.isReadOnly() || !editor.ui.isEnabled(),
                    getOption: editor.options.get
                },
                interpreter: s => interpretWithoutForm(s, {}, backstage),
                anchors: getAnchors(editor, lazyAnchorbar, toolbar.isPositionedAtTop),
                header: toolbar,
                getSink: lazySink
            },
            urlinput: UrlInputBackstage(editor),
            styles: init$8(editor),
            colorinput: ColorInputBackstage(editor),
            dialog: DialogBackstage(editor),
            isContextMenuOpen: () => contextMenuState.get(),
            setContextMenuState: state => contextMenuState.set(state)
        };
        return backstage;
    };

    const setup$b = (editor, mothership, uiMothership) => {
        const broadcastEvent = (name, evt) => {
            each$1([
                mothership,
                uiMothership
            ], ship => {
                ship.broadcastEvent(name, evt);
            });
        };
        const broadcastOn = (channel, message) => {
            each$1([
                mothership,
                uiMothership
            ], ship => {
                ship.broadcastOn([channel], message);
            });
        };
        const fireDismissPopups = evt => broadcastOn(dismissPopups(), { target: evt.target });
        const doc = getDocument();
        const onTouchstart = bind(doc, 'touchstart', fireDismissPopups);
        const onTouchmove = bind(doc, 'touchmove', evt => broadcastEvent(documentTouchmove(), evt));
        const onTouchend = bind(doc, 'touchend', evt => broadcastEvent(documentTouchend(), evt));
        const onMousedown = bind(doc, 'mousedown', fireDismissPopups);
        const onMouseup = bind(doc, 'mouseup', evt => {
            if (evt.raw.button === 0) {
                broadcastOn(mouseReleased(), { target: evt.target });
            }
        });
        const onContentClick = raw => broadcastOn(dismissPopups(), { target: SugarElement.fromDom(raw.target) });
        const onContentMouseup = raw => {
            if (raw.button === 0) {
                broadcastOn(mouseReleased(), { target: SugarElement.fromDom(raw.target) });
            }
        };
        const onContentMousedown = () => {
            each$1(editor.editorManager.get(), loopEditor => {
                if (editor !== loopEditor) {
                    loopEditor.dispatch('DismissPopups', { relatedTarget: editor });
                }
            });
        };
        const onWindowScroll = evt => broadcastEvent(windowScroll(), fromRawEvent(evt));
        const onWindowResize = evt => {
            broadcastOn(repositionPopups(), {});
            broadcastEvent(windowResize(), fromRawEvent(evt));
        };
        const onEditorResize = () => broadcastOn(repositionPopups(), {});
        const onEditorProgress = evt => {
            if (evt.state) {
                broadcastOn(dismissPopups(), { target: SugarElement.fromDom(editor.getContainer()) });
            }
        };
        const onDismissPopups = event => {
            broadcastOn(dismissPopups(), { target: SugarElement.fromDom(event.relatedTarget.getContainer()) });
        };
        editor.on('PostRender', () => {
            editor.on('click', onContentClick);
            editor.on('tap', onContentClick);
            editor.on('mouseup', onContentMouseup);
            editor.on('mousedown', onContentMousedown);
            editor.on('ScrollWindow', onWindowScroll);
            editor.on('ResizeWindow', onWindowResize);
            editor.on('ResizeEditor', onEditorResize);
            editor.on('AfterProgressState', onEditorProgress);
            editor.on('DismissPopups', onDismissPopups);
        });
        editor.on('remove', () => {
            editor.off('click', onContentClick);
            editor.off('tap', onContentClick);
            editor.off('mouseup', onContentMouseup);
            editor.off('mousedown', onContentMousedown);
            editor.off('ScrollWindow', onWindowScroll);
            editor.off('ResizeWindow', onWindowResize);
            editor.off('ResizeEditor', onEditorResize);
            editor.off('AfterProgressState', onEditorProgress);
            editor.off('DismissPopups', onDismissPopups);
            onMousedown.unbind();
            onTouchstart.unbind();
            onTouchmove.unbind();
            onTouchend.unbind();
            onMouseup.unbind();
        });
        editor.on('detach', () => {
            detachSystem(mothership);
            detachSystem(uiMothership);
            mothership.destroy();
            uiMothership.destroy();
        });
    };

    const parts$a = AlloyParts;
    const partType = PartType;

    const schema$f = constant$1([
        defaulted('shell', false),
        required$1('makeItem'),
        defaulted('setupItem', noop),
        SketchBehaviours.field('listBehaviours', [Replacing])
    ]);
    const customListDetail = () => ({ behaviours: derive$1([Replacing.config({})]) });
    const itemsPart = optional({
        name: 'items',
        overrides: customListDetail
    });
    const parts$9 = constant$1([itemsPart]);
    const name = constant$1('CustomList');

    const factory$d = (detail, components, _spec, _external) => {
        const setItems = (list, items) => {
            getListContainer(list).fold(() => {
                console.error('Custom List was defined to not be a shell, but no item container was specified in components');
                throw new Error('Custom List was defined to not be a shell, but no item container was specified in components');
            }, container => {
                const itemComps = Replacing.contents(container);
                const numListsRequired = items.length;
                const numListsToAdd = numListsRequired - itemComps.length;
                const itemsToAdd = numListsToAdd > 0 ? range$2(numListsToAdd, () => detail.makeItem()) : [];
                const itemsToRemove = itemComps.slice(numListsRequired);
                each$1(itemsToRemove, item => Replacing.remove(container, item));
                each$1(itemsToAdd, item => Replacing.append(container, item));
                const builtLists = Replacing.contents(container);
                each$1(builtLists, (item, i) => {
                    detail.setupItem(list, item, items[i], i);
                });
            });
        };
        const extra = detail.shell ? {
            behaviours: [Replacing.config({})],
            components: []
        } : {
            behaviours: [],
            components
        };
        const getListContainer = component => detail.shell ? Optional.some(component) : getPart(component, detail, 'items');
        return {
            uid: detail.uid,
            dom: detail.dom,
            components: extra.components,
            behaviours: augment(detail.listBehaviours, extra.behaviours),
            apis: { setItems }
        };
    };
    const CustomList = composite({
        name: name(),
        configFields: schema$f(),
        partFields: parts$9(),
        factory: factory$d,
        apis: {
            setItems: (apis, list, items) => {
                apis.setItems(list, items);
            }
        }
    });

    const schema$e = constant$1([
        required$1('dom'),
        defaulted('shell', true),
        field('toolbarBehaviours', [Replacing])
    ]);
    const enhanceGroups = () => ({ behaviours: derive$1([Replacing.config({})]) });
    const parts$8 = constant$1([optional({
        name: 'groups',
        overrides: enhanceGroups
    })]);

    const factory$c = (detail, components, _spec, _externals) => {
        const setGroups = (toolbar, groups) => {
            getGroupContainer(toolbar).fold(() => {
                console.error('Toolbar was defined to not be a shell, but no groups container was specified in components');
                throw new Error('Toolbar was defined to not be a shell, but no groups container was specified in components');
            }, container => {
                Replacing.set(container, groups);
            });
        };
        const getGroupContainer = component => detail.shell ? Optional.some(component) : getPart(component, detail, 'groups');
        const extra = detail.shell ? {
            behaviours: [Replacing.config({})],
            components: []
        } : {
            behaviours: [],
            components
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components: extra.components,
            behaviours: augment(detail.toolbarBehaviours, extra.behaviours),
            apis: { setGroups },
            domModification: { attributes: { role: 'group' } }
        };
    };
    const Toolbar = composite({
        name: 'Toolbar',
        configFields: schema$e(),
        partFields: parts$8(),
        factory: factory$c,
        apis: {
            setGroups: (apis, toolbar, groups) => {
                apis.setGroups(toolbar, groups);
            }
        }
    });

    const setup$a = noop;
    const isDocked$2 = never;
    const getBehaviours$1 = constant$1([]);

    var StaticHeader = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        setup: setup$a,
        isDocked: isDocked$2,
        getBehaviours: getBehaviours$1
    });

    const getOffsetParent = element => {
        const isFixed = is$1(getRaw(element, 'position'), 'fixed');
        const offsetParent$1 = isFixed ? Optional.none() : offsetParent(element);
        return offsetParent$1.orThunk(() => {
            const marker = SugarElement.fromTag('span');
            return parent(element).bind(parent => {
                append$2(parent, marker);
                const offsetParent$1 = offsetParent(marker);
                remove$5(marker);
                return offsetParent$1;
            });
        });
    };
    const getOrigin = element => getOffsetParent(element).map(absolute$3).getOrThunk(() => SugarPosition(0, 0));

    const morphAdt = Adt.generate([
        { static: [] },
        { absolute: ['positionCss'] },
        { fixed: ['positionCss'] }
    ]);
    const appear = (component, contextualInfo) => {
        const elem = component.element;
        add$2(elem, contextualInfo.transitionClass);
        remove$2(elem, contextualInfo.fadeOutClass);
        add$2(elem, contextualInfo.fadeInClass);
        contextualInfo.onShow(component);
    };
    const disappear = (component, contextualInfo) => {
        const elem = component.element;
        add$2(elem, contextualInfo.transitionClass);
        remove$2(elem, contextualInfo.fadeInClass);
        add$2(elem, contextualInfo.fadeOutClass);
        contextualInfo.onHide(component);
    };
    const isPartiallyVisible = (box, viewport) => box.y < viewport.bottom && box.bottom > viewport.y;
    const isTopCompletelyVisible = (box, viewport) => box.y >= viewport.y;
    const isBottomCompletelyVisible = (box, viewport) => box.bottom <= viewport.bottom;
    const isVisibleForModes = (modes, box, viewport) => forall(modes, mode => {
        switch (mode) {
            case 'bottom':
                return isBottomCompletelyVisible(box, viewport);
            case 'top':
                return isTopCompletelyVisible(box, viewport);
        }
    });
    const getPrior = (elem, state) => state.getInitialPos().map(pos => bounds(pos.bounds.x, pos.bounds.y, get$c(elem), get$d(elem)));
    const storePrior = (elem, box, state) => {
        state.setInitialPos({
            style: getAllRaw(elem),
            position: get$e(elem, 'position') || 'static',
            bounds: box
        });
    };
    const revertToOriginal = (elem, box, state) => state.getInitialPos().bind(position => {
        state.clearInitialPos();
        switch (position.position) {
            case 'static':
                return Optional.some(morphAdt.static());
            case 'absolute':
                const offsetBox = getOffsetParent(elem).map(box$1).getOrThunk(() => box$1(body()));
                return Optional.some(morphAdt.absolute(NuPositionCss('absolute', get$g(position.style, 'left').map(_left => box.x - offsetBox.x), get$g(position.style, 'top').map(_top => box.y - offsetBox.y), get$g(position.style, 'right').map(_right => offsetBox.right - box.right), get$g(position.style, 'bottom').map(_bottom => offsetBox.bottom - box.bottom))));
            default:
                return Optional.none();
        }
    });
    const morphToOriginal = (elem, viewport, state) => getPrior(elem, state).filter(box => isVisibleForModes(state.getModes(), box, viewport)).bind(box => revertToOriginal(elem, box, state));
    const morphToFixed = (elem, viewport, state) => {
        const box = box$1(elem);
        if (!isVisibleForModes(state.getModes(), box, viewport)) {
            storePrior(elem, box, state);
            const winBox = win();
            const left = box.x - winBox.x;
            const top = viewport.y - winBox.y;
            const bottom = winBox.bottom - viewport.bottom;
            const isTop = box.y <= viewport.y;
            return Optional.some(morphAdt.fixed(NuPositionCss('fixed', Optional.some(left), isTop ? Optional.some(top) : Optional.none(), Optional.none(), !isTop ? Optional.some(bottom) : Optional.none())));
        } else {
            return Optional.none();
        }
    };
    const getMorph = (component, viewport, state) => {
        const elem = component.element;
        const isDocked = is$1(getRaw(elem, 'position'), 'fixed');
        return isDocked ? morphToOriginal(elem, viewport, state) : morphToFixed(elem, viewport, state);
    };
    const getMorphToOriginal = (component, state) => {
        const elem = component.element;
        return getPrior(elem, state).bind(box => revertToOriginal(elem, box, state));
    };

    const morphToStatic = (component, config, state) => {
        state.setDocked(false);
        each$1([
            'left',
            'right',
            'top',
            'bottom',
            'position'
        ], prop => remove$6(component.element, prop));
        config.onUndocked(component);
    };
    const morphToCoord = (component, config, state, position) => {
        const isDocked = position.position === 'fixed';
        state.setDocked(isDocked);
        applyPositionCss(component.element, position);
        const method = isDocked ? config.onDocked : config.onUndocked;
        method(component);
    };
    const updateVisibility = (component, config, state, viewport, morphToDocked = false) => {
        config.contextual.each(contextInfo => {
            contextInfo.lazyContext(component).each(box => {
                const isVisible = isPartiallyVisible(box, viewport);
                if (isVisible !== state.isVisible()) {
                    state.setVisible(isVisible);
                    if (morphToDocked && !isVisible) {
                        add$1(component.element, [contextInfo.fadeOutClass]);
                        contextInfo.onHide(component);
                    } else {
                        const method = isVisible ? appear : disappear;
                        method(component, contextInfo);
                    }
                }
            });
        });
    };
    const refreshInternal = (component, config, state) => {
        const viewport = config.lazyViewport(component);
        const isDocked = state.isDocked();
        if (isDocked) {
            updateVisibility(component, config, state, viewport);
        }
        getMorph(component, viewport, state).each(morph => {
            morph.fold(() => morphToStatic(component, config, state), position => morphToCoord(component, config, state, position), position => {
                updateVisibility(component, config, state, viewport, true);
                morphToCoord(component, config, state, position);
            });
        });
    };
    const resetInternal = (component, config, state) => {
        const elem = component.element;
        state.setDocked(false);
        getMorphToOriginal(component, state).each(morph => {
            morph.fold(() => morphToStatic(component, config, state), position => morphToCoord(component, config, state, position), noop);
        });
        state.setVisible(true);
        config.contextual.each(contextInfo => {
            remove$1(elem, [
                contextInfo.fadeInClass,
                contextInfo.fadeOutClass,
                contextInfo.transitionClass
            ]);
            contextInfo.onShow(component);
        });
        refresh$4(component, config, state);
    };
    const refresh$4 = (component, config, state) => {
        if (component.getSystem().isConnected()) {
            refreshInternal(component, config, state);
        }
    };
    const reset = (component, config, state) => {
        if (state.isDocked()) {
            resetInternal(component, config, state);
        }
    };
    const isDocked$1 = (component, config, state) => state.isDocked();
    const setModes = (component, config, state, modes) => state.setModes(modes);
    const getModes = (component, config, state) => state.getModes();

    var DockingApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        refresh: refresh$4,
        reset: reset,
        isDocked: isDocked$1,
        getModes: getModes,
        setModes: setModes
    });

    const events$5 = (dockInfo, dockState) => derive$2([
        runOnSource(transitionend(), (component, simulatedEvent) => {
            dockInfo.contextual.each(contextInfo => {
                if (has(component.element, contextInfo.transitionClass)) {
                    remove$1(component.element, [
                        contextInfo.transitionClass,
                        contextInfo.fadeInClass
                    ]);
                    const notify = dockState.isVisible() ? contextInfo.onShown : contextInfo.onHidden;
                    notify(component);
                }
                simulatedEvent.stop();
            });
        }),
        run$1(windowScroll(), (component, _) => {
            refresh$4(component, dockInfo, dockState);
        }),
        run$1(windowResize(), (component, _) => {
            reset(component, dockInfo, dockState);
        })
    ]);

    var ActiveDocking = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$5
    });

    var DockingSchema = [
        optionObjOf('contextual', [
            requiredString('fadeInClass'),
            requiredString('fadeOutClass'),
            requiredString('transitionClass'),
            requiredFunction('lazyContext'),
            onHandler('onShow'),
            onHandler('onShown'),
            onHandler('onHide'),
            onHandler('onHidden')
        ]),
        defaultedFunction('lazyViewport', win),
        defaultedArrayOf('modes', [
            'top',
            'bottom'
        ], string),
        onHandler('onDocked'),
        onHandler('onUndocked')
    ];

    const init$6 = spec => {
        const docked = Cell(false);
        const visible = Cell(true);
        const initialBounds = value$2();
        const modes = Cell(spec.modes);
        const readState = () => `docked:  ${ docked.get() }, visible: ${ visible.get() }, modes: ${ modes.get().join(',') }`;
        return nu$8({
            isDocked: docked.get,
            setDocked: docked.set,
            getInitialPos: initialBounds.get,
            setInitialPos: initialBounds.set,
            clearInitialPos: initialBounds.clear,
            isVisible: visible.get,
            setVisible: visible.set,
            getModes: modes.get,
            setModes: modes.set,
            readState
        });
    };

    var DockingState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init$6
    });

    const Docking = create$3({
        fields: DockingSchema,
        name: 'docking',
        active: ActiveDocking,
        apis: DockingApis,
        state: DockingState
    });

    const toolbarHeightChange = constant$1(generate$6('toolbar-height-change'));

    const visibility = {
        fadeInClass: 'tox-editor-dock-fadein',
        fadeOutClass: 'tox-editor-dock-fadeout',
        transitionClass: 'tox-editor-dock-transition'
    };
    const editorStickyOnClass = 'tox-tinymce--toolbar-sticky-on';
    const editorStickyOffClass = 'tox-tinymce--toolbar-sticky-off';
    const scrollFromBehindHeader = (e, containerHeader) => {
        const doc = owner$4(containerHeader);
        const viewHeight = doc.dom.defaultView.innerHeight;
        const scrollPos = get$b(doc);
        const markerElement = SugarElement.fromDom(e.elm);
        const markerPos = absolute$2(markerElement);
        const markerHeight = get$d(markerElement);
        const markerTop = markerPos.y;
        const markerBottom = markerTop + markerHeight;
        const editorHeaderPos = absolute$3(containerHeader);
        const editorHeaderHeight = get$d(containerHeader);
        const editorHeaderTop = editorHeaderPos.top;
        const editorHeaderBottom = editorHeaderTop + editorHeaderHeight;
        const editorHeaderDockedAtTop = Math.abs(editorHeaderTop - scrollPos.top) < 2;
        const editorHeaderDockedAtBottom = Math.abs(editorHeaderBottom - (scrollPos.top + viewHeight)) < 2;
        if (editorHeaderDockedAtTop && markerTop < editorHeaderBottom) {
            to(scrollPos.left, markerTop - editorHeaderHeight, doc);
        } else if (editorHeaderDockedAtBottom && markerBottom > editorHeaderTop) {
            const y = markerTop - viewHeight + markerHeight + editorHeaderHeight;
            to(scrollPos.left, y, doc);
        }
    };
    const isDockedMode = (header, mode) => contains$2(Docking.getModes(header), mode);
    const updateIframeContentFlow = header => {
        const getOccupiedHeight = elm => getOuter$2(elm) + (parseInt(get$e(elm, 'margin-top'), 10) || 0) + (parseInt(get$e(elm, 'margin-bottom'), 10) || 0);
        const elm = header.element;
        parent(elm).each(parentElem => {
            const padding = 'padding-' + Docking.getModes(header)[0];
            if (Docking.isDocked(header)) {
                const parentWidth = get$c(parentElem);
                set$8(elm, 'width', parentWidth + 'px');
                set$8(parentElem, padding, getOccupiedHeight(elm) + 'px');
            } else {
                remove$6(elm, 'width');
                remove$6(parentElem, padding);
            }
        });
    };
    const updateSinkVisibility = (sinkElem, visible) => {
        if (visible) {
            remove$2(sinkElem, visibility.fadeOutClass);
            add$1(sinkElem, [
                visibility.transitionClass,
                visibility.fadeInClass
            ]);
        } else {
            remove$2(sinkElem, visibility.fadeInClass);
            add$1(sinkElem, [
                visibility.fadeOutClass,
                visibility.transitionClass
            ]);
        }
    };
    const updateEditorClasses = (editor, docked) => {
        const editorContainer = SugarElement.fromDom(editor.getContainer());
        if (docked) {
            add$2(editorContainer, editorStickyOnClass);
            remove$2(editorContainer, editorStickyOffClass);
        } else {
            add$2(editorContainer, editorStickyOffClass);
            remove$2(editorContainer, editorStickyOnClass);
        }
    };
    const restoreFocus = (headerElem, focusedElem) => {
        const ownerDoc = owner$4(focusedElem);
        active$1(ownerDoc).filter(activeElm => !eq(focusedElem, activeElm)).filter(activeElm => eq(activeElm, SugarElement.fromDom(ownerDoc.dom.body)) || contains(headerElem, activeElm)).each(() => focus$3(focusedElem));
    };
    const findFocusedElem = (rootElm, lazySink) => search(rootElm).orThunk(() => lazySink().toOptional().bind(sink => search(sink.element)));
    const setup$9 = (editor, sharedBackstage, lazyHeader) => {
        if (!editor.inline) {
            if (!sharedBackstage.header.isPositionedAtTop()) {
                editor.on('ResizeEditor', () => {
                    lazyHeader().each(Docking.reset);
                });
            }
            editor.on('ResizeWindow ResizeEditor', () => {
                lazyHeader().each(updateIframeContentFlow);
            });
            editor.on('SkinLoaded', () => {
                lazyHeader().each(comp => {
                    Docking.isDocked(comp) ? Docking.reset(comp) : Docking.refresh(comp);
                });
            });
            editor.on('FullscreenStateChanged', () => {
                lazyHeader().each(Docking.reset);
            });
        }
        editor.on('AfterScrollIntoView', e => {
            lazyHeader().each(header => {
                Docking.refresh(header);
                const headerElem = header.element;
                if (isVisible(headerElem)) {
                    scrollFromBehindHeader(e, headerElem);
                }
            });
        });
        editor.on('PostRender', () => {
            updateEditorClasses(editor, false);
        });
    };
    const isDocked = lazyHeader => lazyHeader().map(Docking.isDocked).getOr(false);
    const getIframeBehaviours = () => [Receiving.config({ channels: {
            [toolbarHeightChange()]: { onReceive: updateIframeContentFlow } } })];
    const getBehaviours = (editor, sharedBackstage) => {
        const focusedElm = value$2();
        const lazySink = sharedBackstage.getSink;
        const runOnSinkElement = f => {
            lazySink().each(sink => f(sink.element));
        };
        const onDockingSwitch = comp => {
            if (!editor.inline) {
                updateIframeContentFlow(comp);
            }
            updateEditorClasses(editor, Docking.isDocked(comp));
            comp.getSystem().broadcastOn([repositionPopups()], {});
            lazySink().each(sink => sink.getSystem().broadcastOn([repositionPopups()], {}));
        };
        const additionalBehaviours = editor.inline ? [] : getIframeBehaviours();
        return [
            Focusing.config({}),
            Docking.config({
                contextual: {
                    lazyContext: comp => {
                        const headerHeight = getOuter$2(comp.element);
                        const container = editor.inline ? editor.getContentAreaContainer() : editor.getContainer();
                        const box = box$1(SugarElement.fromDom(container));
                        const boxHeight = box.height - headerHeight;
                        const topBound = box.y + (isDockedMode(comp, 'top') ? 0 : headerHeight);
                        return Optional.some(bounds(box.x, topBound, box.width, boxHeight));
                    },
                    onShow: () => {
                        runOnSinkElement(elem => updateSinkVisibility(elem, true));
                    },
                    onShown: comp => {
                        runOnSinkElement(elem => remove$1(elem, [
                            visibility.transitionClass,
                            visibility.fadeInClass
                        ]));
                        focusedElm.get().each(elem => {
                            restoreFocus(comp.element, elem);
                            focusedElm.clear();
                        });
                    },
                    onHide: comp => {
                        findFocusedElem(comp.element, lazySink).fold(focusedElm.clear, focusedElm.set);
                        runOnSinkElement(elem => updateSinkVisibility(elem, false));
                    },
                    onHidden: () => {
                        runOnSinkElement(elem => remove$1(elem, [visibility.transitionClass]));
                    },
                    ...visibility
                },
                lazyViewport: comp => {
                    const win$1 = win();
                    const offset = getStickyToolbarOffset(editor);
                    const top = win$1.y + (isDockedMode(comp, 'top') ? offset : 0);
                    const height = win$1.height - (isDockedMode(comp, 'bottom') ? offset : 0);
                    return bounds(win$1.x, top, win$1.width, height);
                },
                modes: [sharedBackstage.header.getDockingMode()],
                onDocked: onDockingSwitch,
                onUndocked: onDockingSwitch
            }),
            ...additionalBehaviours
        ];
    };

    var StickyHeader = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        setup: setup$9,
        isDocked: isDocked,
        getBehaviours: getBehaviours
    });

    const renderHeader = spec => {
        const editor = spec.editor;
        const getBehaviours$2 = spec.sticky ? getBehaviours : getBehaviours$1;
        return {
            uid: spec.uid,
            dom: spec.dom,
            components: spec.components,
            behaviours: derive$1(getBehaviours$2(editor, spec.sharedBackstage))
        };
    };

    const groupToolbarButtonSchema = objOf([
        type,
        requiredOf('items', oneOf([
            arrOfObj([
                name$1,
                requiredArrayOf('items', string)
            ]),
            string
        ]))
    ].concat(baseToolbarButtonFields));
    const createGroupToolbarButton = spec => asRaw('GroupToolbarButton', groupToolbarButtonSchema, spec);

    const baseMenuButtonFields = [
        optionString('text'),
        optionString('tooltip'),
        optionString('icon'),
        requiredFunction('fetch'),
        defaultedFunction('onSetup', () => noop)
    ];

    const MenuButtonSchema = objOf([
        type,
        ...baseMenuButtonFields
    ]);
    const createMenuButton = spec => asRaw('menubutton', MenuButtonSchema, spec);

    const splitButtonSchema = objOf([
        type,
        optionalTooltip,
        optionalIcon,
        optionalText,
        optionalSelect,
        fetch$1,
        onSetup,
        defaultedStringEnum('presets', 'normal', [
            'normal',
            'color',
            'listpreview'
        ]),
        defaultedColumns(1),
        onAction,
        onItemAction
    ]);
    const createSplitButton = spec => asRaw('SplitButton', splitButtonSchema, spec);

    const factory$b = (detail, spec) => {
        const setMenus = (comp, menus) => {
            const newMenus = map$2(menus, m => {
                const buttonSpec = {
                    type: 'menubutton',
                    text: m.text,
                    fetch: callback => {
                        callback(m.getItems());
                    }
                };
                const internal = createMenuButton(buttonSpec).mapError(errInfo => formatError(errInfo)).getOrDie();
                return renderMenuButton(internal, 'tox-mbtn', spec.backstage, Optional.some('menuitem'));
            });
            Replacing.set(comp, newMenus);
        };
        const apis = {
            focus: Keying.focusIn,
            setMenus
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components: [],
            behaviours: derive$1([
                Replacing.config({}),
                config('menubar-events', [
                    runOnAttached(component => {
                        detail.onSetup(component);
                    }),
                    run$1(mouseover(), (comp, se) => {
                        descendant(comp.element, '.' + 'tox-mbtn--active').each(activeButton => {
                            closest$1(se.event.target, '.' + 'tox-mbtn').each(hoveredButton => {
                                if (!eq(activeButton, hoveredButton)) {
                                    comp.getSystem().getByDom(activeButton).each(activeComp => {
                                        comp.getSystem().getByDom(hoveredButton).each(hoveredComp => {
                                            Dropdown.expand(hoveredComp);
                                            Dropdown.close(activeComp);
                                            Focusing.focus(hoveredComp);
                                        });
                                    });
                                }
                            });
                        });
                    }),
                    run$1(focusShifted(), (comp, se) => {
                        se.event.prevFocus.bind(prev => comp.getSystem().getByDom(prev).toOptional()).each(prev => {
                            se.event.newFocus.bind(nu => comp.getSystem().getByDom(nu).toOptional()).each(nu => {
                                if (Dropdown.isOpen(prev)) {
                                    Dropdown.expand(nu);
                                    Dropdown.close(prev);
                                }
                            });
                        });
                    })
                ]),
                Keying.config({
                    mode: 'flow',
                    selector: '.' + 'tox-mbtn',
                    onEscape: comp => {
                        detail.onEscape(comp);
                        return Optional.some(true);
                    }
                }),
                Tabstopping.config({})
            ]),
            apis,
            domModification: { attributes: { role: 'menubar' } }
        };
    };
    var SilverMenubar = single({
        factory: factory$b,
        name: 'silver.Menubar',
        configFields: [
            required$1('dom'),
            required$1('uid'),
            required$1('onEscape'),
            required$1('backstage'),
            defaulted('onSetup', noop)
        ],
        apis: {
            focus: (apis, comp) => {
                apis.focus(comp);
            },
            setMenus: (apis, comp, menus) => {
                apis.setMenus(comp, menus);
            }
        }
    });

    const getAnimationRoot = (component, slideConfig) => slideConfig.getAnimationRoot.fold(() => component.element, get => get(component));

    const getDimensionProperty = slideConfig => slideConfig.dimension.property;
    const getDimension = (slideConfig, elem) => slideConfig.dimension.getDimension(elem);
    const disableTransitions = (component, slideConfig) => {
        const root = getAnimationRoot(component, slideConfig);
        remove$1(root, [
            slideConfig.shrinkingClass,
            slideConfig.growingClass
        ]);
    };
    const setShrunk = (component, slideConfig) => {
        remove$2(component.element, slideConfig.openClass);
        add$2(component.element, slideConfig.closedClass);
        set$8(component.element, getDimensionProperty(slideConfig), '0px');
        reflow(component.element);
    };
    const setGrown = (component, slideConfig) => {
        remove$2(component.element, slideConfig.closedClass);
        add$2(component.element, slideConfig.openClass);
        remove$6(component.element, getDimensionProperty(slideConfig));
    };
    const doImmediateShrink = (component, slideConfig, slideState, _calculatedSize) => {
        slideState.setCollapsed();
        set$8(component.element, getDimensionProperty(slideConfig), getDimension(slideConfig, component.element));
        reflow(component.element);
        disableTransitions(component, slideConfig);
        setShrunk(component, slideConfig);
        slideConfig.onStartShrink(component);
        slideConfig.onShrunk(component);
    };
    const doStartShrink = (component, slideConfig, slideState, calculatedSize) => {
        const size = calculatedSize.getOrThunk(() => getDimension(slideConfig, component.element));
        slideState.setCollapsed();
        set$8(component.element, getDimensionProperty(slideConfig), size);
        reflow(component.element);
        const root = getAnimationRoot(component, slideConfig);
        remove$2(root, slideConfig.growingClass);
        add$2(root, slideConfig.shrinkingClass);
        setShrunk(component, slideConfig);
        slideConfig.onStartShrink(component);
    };
    const doStartSmartShrink = (component, slideConfig, slideState) => {
        const size = getDimension(slideConfig, component.element);
        const shrinker = size === '0px' ? doImmediateShrink : doStartShrink;
        shrinker(component, slideConfig, slideState, Optional.some(size));
    };
    const doStartGrow = (component, slideConfig, slideState) => {
        const root = getAnimationRoot(component, slideConfig);
        const wasShrinking = has(root, slideConfig.shrinkingClass);
        const beforeSize = getDimension(slideConfig, component.element);
        setGrown(component, slideConfig);
        const fullSize = getDimension(slideConfig, component.element);
        const startPartialGrow = () => {
            set$8(component.element, getDimensionProperty(slideConfig), beforeSize);
            reflow(component.element);
        };
        const startCompleteGrow = () => {
            setShrunk(component, slideConfig);
        };
        const setStartSize = wasShrinking ? startPartialGrow : startCompleteGrow;
        setStartSize();
        remove$2(root, slideConfig.shrinkingClass);
        add$2(root, slideConfig.growingClass);
        setGrown(component, slideConfig);
        set$8(component.element, getDimensionProperty(slideConfig), fullSize);
        slideState.setExpanded();
        slideConfig.onStartGrow(component);
    };
    const refresh$3 = (component, slideConfig, slideState) => {
        if (slideState.isExpanded()) {
            remove$6(component.element, getDimensionProperty(slideConfig));
            const fullSize = getDimension(slideConfig, component.element);
            set$8(component.element, getDimensionProperty(slideConfig), fullSize);
        }
    };
    const grow = (component, slideConfig, slideState) => {
        if (!slideState.isExpanded()) {
            doStartGrow(component, slideConfig, slideState);
        }
    };
    const shrink = (component, slideConfig, slideState) => {
        if (slideState.isExpanded()) {
            doStartSmartShrink(component, slideConfig, slideState);
        }
    };
    const immediateShrink = (component, slideConfig, slideState) => {
        if (slideState.isExpanded()) {
            doImmediateShrink(component, slideConfig, slideState);
        }
    };
    const hasGrown = (component, slideConfig, slideState) => slideState.isExpanded();
    const hasShrunk = (component, slideConfig, slideState) => slideState.isCollapsed();
    const isGrowing = (component, slideConfig, _slideState) => {
        const root = getAnimationRoot(component, slideConfig);
        return has(root, slideConfig.growingClass) === true;
    };
    const isShrinking = (component, slideConfig, _slideState) => {
        const root = getAnimationRoot(component, slideConfig);
        return has(root, slideConfig.shrinkingClass) === true;
    };
    const isTransitioning = (component, slideConfig, slideState) => isGrowing(component, slideConfig) || isShrinking(component, slideConfig);
    const toggleGrow = (component, slideConfig, slideState) => {
        const f = slideState.isExpanded() ? doStartSmartShrink : doStartGrow;
        f(component, slideConfig, slideState);
    };

    var SlidingApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        refresh: refresh$3,
        grow: grow,
        shrink: shrink,
        immediateShrink: immediateShrink,
        hasGrown: hasGrown,
        hasShrunk: hasShrunk,
        isGrowing: isGrowing,
        isShrinking: isShrinking,
        isTransitioning: isTransitioning,
        toggleGrow: toggleGrow,
        disableTransitions: disableTransitions
    });

    const exhibit = (base, slideConfig, _slideState) => {
        const expanded = slideConfig.expanded;
        return expanded ? nu$7({
            classes: [slideConfig.openClass],
            styles: {}
        }) : nu$7({
            classes: [slideConfig.closedClass],
            styles: wrap$1(slideConfig.dimension.property, '0px')
        });
    };
    const events$4 = (slideConfig, slideState) => derive$2([runOnSource(transitionend(), (component, simulatedEvent) => {
        const raw = simulatedEvent.event.raw;
        if (raw.propertyName === slideConfig.dimension.property) {
            disableTransitions(component, slideConfig);
            if (slideState.isExpanded()) {
                remove$6(component.element, slideConfig.dimension.property);
            }
            const notify = slideState.isExpanded() ? slideConfig.onGrown : slideConfig.onShrunk;
            notify(component);
        }
    })]);

    var ActiveSliding = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        exhibit: exhibit,
        events: events$4
    });

    var SlidingSchema = [
        required$1('closedClass'),
        required$1('openClass'),
        required$1('shrinkingClass'),
        required$1('growingClass'),
        option$3('getAnimationRoot'),
        onHandler('onShrunk'),
        onHandler('onStartShrink'),
        onHandler('onGrown'),
        onHandler('onStartGrow'),
        defaulted('expanded', false),
        requiredOf('dimension', choose$1('property', {
            width: [
                output$1('property', 'width'),
                output$1('getDimension', elem => get$c(elem) + 'px')
            ],
            height: [
                output$1('property', 'height'),
                output$1('getDimension', elem => get$d(elem) + 'px')
            ]
        }))
    ];

    const init$5 = spec => {
        const state = Cell(spec.expanded);
        const readState = () => 'expanded: ' + state.get();
        return nu$8({
            isExpanded: () => state.get() === true,
            isCollapsed: () => state.get() === false,
            setCollapsed: curry(state.set, false),
            setExpanded: curry(state.set, true),
            readState
        });
    };

    var SlidingState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init$5
    });

    const Sliding = create$3({
        fields: SlidingSchema,
        name: 'sliding',
        active: ActiveSliding,
        apis: SlidingApis,
        state: SlidingState
    });

    const owner = 'container';
    const schema$d = [field('slotBehaviours', [])];
    const getPartName = name => '<alloy.field.' + name + '>';
    const sketch = sSpec => {
        const parts = (() => {
            const record = [];
            const slot = (name, config) => {
                record.push(name);
                return generateOne$1(owner, getPartName(name), config);
            };
            return {
                slot,
                record: constant$1(record)
            };
        })();
        const spec = sSpec(parts);
        const partNames = parts.record();
        const fieldParts = map$2(partNames, n => required({
            name: n,
            pname: getPartName(n)
        }));
        return composite$1(owner, schema$d, fieldParts, make$1, spec);
    };
    const make$1 = (detail, components) => {
        const getSlotNames = _ => getAllPartNames(detail);
        const getSlot = (container, key) => getPart(container, detail, key);
        const onSlot = (f, def) => (container, key) => getPart(container, detail, key).map(slot => f(slot, key)).getOr(def);
        const onSlots = f => (container, keys) => {
            each$1(keys, key => f(container, key));
        };
        const doShowing = (comp, _key) => get$f(comp.element, 'aria-hidden') !== 'true';
        const doShow = (comp, key) => {
            if (!doShowing(comp)) {
                const element = comp.element;
                remove$6(element, 'display');
                remove$7(element, 'aria-hidden');
                emitWith(comp, slotVisibility(), {
                    name: key,
                    visible: true
                });
            }
        };
        const doHide = (comp, key) => {
            if (doShowing(comp)) {
                const element = comp.element;
                set$8(element, 'display', 'none');
                set$9(element, 'aria-hidden', 'true');
                emitWith(comp, slotVisibility(), {
                    name: key,
                    visible: false
                });
            }
        };
        const isShowing = onSlot(doShowing, false);
        const hideSlot = onSlot(doHide);
        const hideSlots = onSlots(hideSlot);
        const hideAllSlots = container => hideSlots(container, getSlotNames());
        const showSlot = onSlot(doShow);
        const apis = {
            getSlotNames,
            getSlot,
            isShowing,
            hideSlot,
            hideAllSlots,
            showSlot
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            behaviours: get$3(detail.slotBehaviours),
            apis
        };
    };
    const slotApis = map$1({
        getSlotNames: (apis, c) => apis.getSlotNames(c),
        getSlot: (apis, c, key) => apis.getSlot(c, key),
        isShowing: (apis, c, key) => apis.isShowing(c, key),
        hideSlot: (apis, c, key) => apis.hideSlot(c, key),
        hideAllSlots: (apis, c) => apis.hideAllSlots(c),
        showSlot: (apis, c, key) => apis.showSlot(c, key)
    }, value => makeApi(value));
    const SlotContainer = {
        ...slotApis,
        ... { sketch }
    };

    const sidebarSchema = objOf([
        optionalIcon,
        optionalTooltip,
        defaultedFunction('onShow', noop),
        defaultedFunction('onHide', noop),
        onSetup
    ]);
    const createSidebar = spec => asRaw('sidebar', sidebarSchema, spec);

    const setup$8 = editor => {
        const { sidebars } = editor.ui.registry.getAll();
        each$1(keys(sidebars), name => {
            const spec = sidebars[name];
            const isActive = () => is$1(Optional.from(editor.queryCommandValue('ToggleSidebar')), name);
            editor.ui.registry.addToggleButton(name, {
                icon: spec.icon,
                tooltip: spec.tooltip,
                onAction: buttonApi => {
                    editor.execCommand('ToggleSidebar', false, name);
                    buttonApi.setActive(isActive());
                },
                onSetup: buttonApi => {
                    const handleToggle = () => buttonApi.setActive(isActive());
                    editor.on('ToggleSidebar', handleToggle);
                    return () => {
                        editor.off('ToggleSidebar', handleToggle);
                    };
                }
            });
        });
    };
    const getApi = comp => ({ element: () => comp.element.dom });
    const makePanels = (parts, panelConfigs) => {
        const specs = map$2(keys(panelConfigs), name => {
            const spec = panelConfigs[name];
            const bridged = getOrDie(createSidebar(spec));
            return {
                name,
                getApi,
                onSetup: bridged.onSetup,
                onShow: bridged.onShow,
                onHide: bridged.onHide
            };
        });
        return map$2(specs, spec => {
            const editorOffCell = Cell(noop);
            return parts.slot(spec.name, {
                dom: {
                    tag: 'div',
                    classes: ['tox-sidebar__pane']
                },
                behaviours: SimpleBehaviours.unnamedEvents([
                    onControlAttached(spec, editorOffCell),
                    onControlDetached(spec, editorOffCell),
                    run$1(slotVisibility(), (sidepanel, se) => {
                        const data = se.event;
                        const optSidePanelSpec = find$5(specs, config => config.name === data.name);
                        optSidePanelSpec.each(sidePanelSpec => {
                            const handler = data.visible ? sidePanelSpec.onShow : sidePanelSpec.onHide;
                            handler(sidePanelSpec.getApi(sidepanel));
                        });
                    })
                ])
            });
        });
    };
    const makeSidebar = panelConfigs => SlotContainer.sketch(parts => ({
        dom: {
            tag: 'div',
            classes: ['tox-sidebar__pane-container']
        },
        components: makePanels(parts, panelConfigs),
        slotBehaviours: SimpleBehaviours.unnamedEvents([runOnAttached(slotContainer => SlotContainer.hideAllSlots(slotContainer))])
    }));
    const setSidebar = (sidebar, panelConfigs) => {
        const optSlider = Composing.getCurrent(sidebar);
        optSlider.each(slider => Replacing.set(slider, [makeSidebar(panelConfigs)]));
    };
    const toggleSidebar = (sidebar, name) => {
        const optSlider = Composing.getCurrent(sidebar);
        optSlider.each(slider => {
            const optSlotContainer = Composing.getCurrent(slider);
            optSlotContainer.each(slotContainer => {
                if (Sliding.hasGrown(slider)) {
                    if (SlotContainer.isShowing(slotContainer, name)) {
                        Sliding.shrink(slider);
                    } else {
                        SlotContainer.hideAllSlots(slotContainer);
                        SlotContainer.showSlot(slotContainer, name);
                    }
                } else {
                    SlotContainer.hideAllSlots(slotContainer);
                    SlotContainer.showSlot(slotContainer, name);
                    Sliding.grow(slider);
                }
            });
        });
    };
    const whichSidebar = sidebar => {
        const optSlider = Composing.getCurrent(sidebar);
        return optSlider.bind(slider => {
            const sidebarOpen = Sliding.isGrowing(slider) || Sliding.hasGrown(slider);
            if (sidebarOpen) {
                const optSlotContainer = Composing.getCurrent(slider);
                return optSlotContainer.bind(slotContainer => find$5(SlotContainer.getSlotNames(slotContainer), name => SlotContainer.isShowing(slotContainer, name)));
            } else {
                return Optional.none();
            }
        });
    };
    const fixSize = generate$6('FixSizeEvent');
    const autoSize = generate$6('AutoSizeEvent');
    const renderSidebar = spec => ({
        uid: spec.uid,
        dom: {
            tag: 'div',
            classes: ['tox-sidebar'],
            attributes: { role: 'complementary' }
        },
        components: [{
            dom: {
                tag: 'div',
                classes: ['tox-sidebar__slider']
            },
            components: [],
            behaviours: derive$1([
                Tabstopping.config({}),
                Focusing.config({}),
                Sliding.config({
                    dimension: { property: 'width' },
                    closedClass: 'tox-sidebar--sliding-closed',
                    openClass: 'tox-sidebar--sliding-open',
                    shrinkingClass: 'tox-sidebar--sliding-shrinking',
                    growingClass: 'tox-sidebar--sliding-growing',
                    onShrunk: slider => {
                        const optSlotContainer = Composing.getCurrent(slider);
                        optSlotContainer.each(SlotContainer.hideAllSlots);
                        emit(slider, autoSize);
                    },
                    onGrown: slider => {
                        emit(slider, autoSize);
                    },
                    onStartGrow: slider => {
                        emitWith(slider, fixSize, { width: getRaw(slider.element, 'width').getOr('') });
                    },
                    onStartShrink: slider => {
                        emitWith(slider, fixSize, { width: get$c(slider.element) + 'px' });
                    }
                }),
                Replacing.config({}),
                Composing.config({
                    find: comp => {
                        const children = Replacing.contents(comp);
                        return head(children);
                    }
                })
            ])
        }],
        behaviours: derive$1([
            ComposingConfigs.childAt(0),
            config('sidebar-sliding-events', [
                run$1(fixSize, (comp, se) => {
                    set$8(comp.element, 'width', se.event.width);
                }),
                run$1(autoSize, (comp, _se) => {
                    remove$6(comp.element, 'width');
                })
            ])
        ])
    });

    const block = (component, config, state, getBusySpec) => {
        set$9(component.element, 'aria-busy', true);
        const root = config.getRoot(component).getOr(component);
        const blockerBehaviours = derive$1([
            Keying.config({
                mode: 'special',
                onTab: () => Optional.some(true),
                onShiftTab: () => Optional.some(true)
            }),
            Focusing.config({})
        ]);
        const blockSpec = getBusySpec(root, blockerBehaviours);
        const blocker = root.getSystem().build(blockSpec);
        Replacing.append(root, premade(blocker));
        if (blocker.hasConfigured(Keying) && config.focus) {
            Keying.focusIn(blocker);
        }
        if (!state.isBlocked()) {
            config.onBlock(component);
        }
        state.blockWith(() => Replacing.remove(root, blocker));
    };
    const unblock = (component, config, state) => {
        remove$7(component.element, 'aria-busy');
        if (state.isBlocked()) {
            config.onUnblock(component);
        }
        state.clear();
    };

    var BlockingApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        block: block,
        unblock: unblock
    });

    var BlockingSchema = [
        defaultedFunction('getRoot', Optional.none),
        defaultedBoolean('focus', true),
        onHandler('onBlock'),
        onHandler('onUnblock')
    ];

    const init$4 = () => {
        const blocker = destroyable();
        const blockWith = destroy => {
            blocker.set({ destroy });
        };
        return nu$8({
            readState: blocker.isSet,
            blockWith,
            clear: blocker.clear,
            isBlocked: blocker.isSet
        });
    };

    var BlockingState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init$4
    });

    const Blocking = create$3({
        fields: BlockingSchema,
        name: 'blocking',
        apis: BlockingApis,
        state: BlockingState
    });

    const getAttrs = elem => {
        const attributes = elem.dom.attributes !== undefined ? elem.dom.attributes : [];
        return foldl(attributes, (b, attr) => {
            if (attr.name === 'class') {
                return b;
            } else {
                return {
                    ...b,
                    [attr.name]: attr.value
                };
            }
        }, {});
    };
    const getClasses = elem => Array.prototype.slice.call(elem.dom.classList, 0);
    const fromHtml = html => {
        const elem = SugarElement.fromHtml(html);
        const children$1 = children(elem);
        const attrs = getAttrs(elem);
        const classes = getClasses(elem);
        const contents = children$1.length === 0 ? {} : { innerHtml: get$9(elem) };
        return {
            tag: name$3(elem),
            classes,
            attributes: attrs,
            ...contents
        };
    };

    const getBusySpec$1 = providerBackstage => (_root, _behaviours) => ({
        dom: {
            tag: 'div',
            attributes: {
                'aria-label': providerBackstage.translate('Loading...'),
                'tabindex': '0'
            },
            classes: ['tox-throbber__busy-spinner']
        },
        components: [{ dom: fromHtml('<div class="tox-spinner"><div></div><div></div><div></div></div>') }]
    });
    const focusBusyComponent = throbber => Composing.getCurrent(throbber).each(comp => focus$3(comp.element));
    const toggleEditorTabIndex = (editor, state) => {
        const tabIndexAttr = 'tabindex';
        const dataTabIndexAttr = `data-mce-${ tabIndexAttr }`;
        Optional.from(editor.iframeElement).map(SugarElement.fromDom).each(iframe => {
            if (state) {
                getOpt(iframe, tabIndexAttr).each(tabIndex => set$9(iframe, dataTabIndexAttr, tabIndex));
                set$9(iframe, tabIndexAttr, -1);
            } else {
                remove$7(iframe, tabIndexAttr);
                getOpt(iframe, dataTabIndexAttr).each(tabIndex => {
                    set$9(iframe, tabIndexAttr, tabIndex);
                    remove$7(iframe, dataTabIndexAttr);
                });
            }
        });
    };
    const toggleThrobber = (editor, comp, state, providerBackstage) => {
        const element = comp.element;
        toggleEditorTabIndex(editor, state);
        if (state) {
            Blocking.block(comp, getBusySpec$1(providerBackstage));
            remove$6(element, 'display');
            remove$7(element, 'aria-hidden');
            if (editor.hasFocus()) {
                focusBusyComponent(comp);
            }
        } else {
            const throbberFocus = Composing.getCurrent(comp).exists(busyComp => hasFocus(busyComp.element));
            Blocking.unblock(comp);
            set$8(element, 'display', 'none');
            set$9(element, 'aria-hidden', 'true');
            if (throbberFocus) {
                editor.focus();
            }
        }
    };
    const renderThrobber = spec => ({
        uid: spec.uid,
        dom: {
            tag: 'div',
            attributes: { 'aria-hidden': 'true' },
            classes: ['tox-throbber'],
            styles: { display: 'none' }
        },
        behaviours: derive$1([
            Replacing.config({}),
            Blocking.config({ focus: false }),
            Composing.config({ find: comp => head(comp.components()) })
        ]),
        components: []
    });
    const isFocusEvent = event => event.type === 'focusin';
    const isPasteBinTarget = event => {
        if (isFocusEvent(event)) {
            const node = event.composed ? head(event.composedPath()) : Optional.from(event.target);
            return node.map(SugarElement.fromDom).filter(isElement$1).exists(targetElm => has(targetElm, 'mce-pastebin'));
        } else {
            return false;
        }
    };
    const setup$7 = (editor, lazyThrobber, sharedBackstage) => {
        const throbberState = Cell(false);
        const timer = value$2();
        const stealFocus = e => {
            if (throbberState.get() && !isPasteBinTarget(e)) {
                e.preventDefault();
                focusBusyComponent(lazyThrobber());
                editor.editorManager.setActive(editor);
            }
        };
        if (!editor.inline) {
            editor.on('PreInit', () => {
                editor.dom.bind(editor.getWin(), 'focusin', stealFocus);
                editor.on('BeforeExecCommand', e => {
                    if (e.command.toLowerCase() === 'mcefocus' && e.value !== true) {
                        stealFocus(e);
                    }
                });
            });
        }
        const toggle = state => {
            if (state !== throbberState.get()) {
                throbberState.set(state);
                toggleThrobber(editor, lazyThrobber(), state, sharedBackstage.providers);
                editor.dispatch('AfterProgressState', { state });
            }
        };
        editor.on('ProgressState', e => {
            timer.on(clearTimeout);
            if (isNumber(e.time)) {
                const timerId = global$9.setEditorTimeout(editor, () => toggle(e.state), e.time);
                timer.set(timerId);
            } else {
                toggle(e.state);
                timer.clear();
            }
        });
    };

    const generate$1 = (xs, f) => {
        const init = {
            len: 0,
            list: []
        };
        const r = foldl(xs, (b, a) => {
            const value = f(a, b.len);
            return value.fold(constant$1(b), v => ({
                len: v.finish,
                list: b.list.concat([v])
            }));
        }, init);
        return r.list;
    };

    const output = (within, extra, withinWidth) => ({
        within,
        extra,
        withinWidth
    });
    const apportion = (units, total, len) => {
        const parray = generate$1(units, (unit, current) => {
            const width = len(unit);
            return Optional.some({
                element: unit,
                start: current,
                finish: current + width,
                width
            });
        });
        const within = filter$2(parray, unit => unit.finish <= total);
        const withinWidth = foldr(within, (acc, el) => acc + el.width, 0);
        const extra = parray.slice(within.length);
        return {
            within,
            extra,
            withinWidth
        };
    };
    const toUnit = parray => map$2(parray, unit => unit.element);
    const fitLast = (within, extra, withinWidth) => {
        const fits = toUnit(within.concat(extra));
        return output(fits, [], withinWidth);
    };
    const overflow = (within, extra, overflower, withinWidth) => {
        const fits = toUnit(within).concat([overflower]);
        return output(fits, toUnit(extra), withinWidth);
    };
    const fitAll = (within, extra, withinWidth) => output(toUnit(within), [], withinWidth);
    const tryFit = (total, units, len) => {
        const divide = apportion(units, total, len);
        return divide.extra.length === 0 ? Optional.some(divide) : Optional.none();
    };
    const partition = (total, units, len, overflower) => {
        const divide = tryFit(total, units, len).getOrThunk(() => apportion(units, total - len(overflower), len));
        const within = divide.within;
        const extra = divide.extra;
        const withinWidth = divide.withinWidth;
        if (extra.length === 1 && extra[0].width <= len(overflower)) {
            return fitLast(within, extra, withinWidth);
        } else if (extra.length >= 1) {
            return overflow(within, extra, overflower, withinWidth);
        } else {
            return fitAll(within, extra, withinWidth);
        }
    };

    const setGroups$1 = (toolbar, storedGroups) => {
        const bGroups = map$2(storedGroups, g => premade(g));
        Toolbar.setGroups(toolbar, bGroups);
    };
    const findFocusedComp = comps => findMap(comps, comp => search(comp.element).bind(focusedElm => comp.getSystem().getByDom(focusedElm).toOptional()));
    const refresh$2 = (toolbar, detail, setOverflow) => {
        const builtGroups = detail.builtGroups.get();
        if (builtGroups.length === 0) {
            return;
        }
        const primary = getPartOrDie(toolbar, detail, 'primary');
        const overflowGroup = Coupling.getCoupled(toolbar, 'overflowGroup');
        set$8(primary.element, 'visibility', 'hidden');
        const groups = builtGroups.concat([overflowGroup]);
        const focusedComp = findFocusedComp(groups);
        setOverflow([]);
        setGroups$1(primary, groups);
        const availableWidth = get$c(primary.element);
        const overflows = partition(availableWidth, detail.builtGroups.get(), comp => get$c(comp.element), overflowGroup);
        if (overflows.extra.length === 0) {
            Replacing.remove(primary, overflowGroup);
            setOverflow([]);
        } else {
            setGroups$1(primary, overflows.within);
            setOverflow(overflows.extra);
        }
        remove$6(primary.element, 'visibility');
        reflow(primary.element);
        focusedComp.each(Focusing.focus);
    };

    const schema$c = constant$1([
        field('splitToolbarBehaviours', [Coupling]),
        customField('builtGroups', () => Cell([]))
    ]);

    const schema$b = constant$1([
        markers$1(['overflowToggledClass']),
        optionFunction('getOverflowBounds'),
        required$1('lazySink'),
        customField('overflowGroups', () => Cell([]))
    ].concat(schema$c()));
    const parts$7 = constant$1([
        required({
            factory: Toolbar,
            schema: schema$e(),
            name: 'primary'
        }),
        external({
            schema: schema$e(),
            name: 'overflow'
        }),
        external({ name: 'overflow-button' }),
        external({ name: 'overflow-group' })
    ]);

    const expandable = constant$1((element, available) => {
        setMax(element, Math.floor(available));
    });

    const schema$a = constant$1([
        markers$1(['toggledClass']),
        required$1('lazySink'),
        requiredFunction('fetch'),
        optionFunction('getBounds'),
        optionObjOf('fireDismissalEventInstead', [defaulted('event', dismissRequested())]),
        schema$y()
    ]);
    const parts$6 = constant$1([
        external({
            name: 'button',
            overrides: detail => ({
                dom: { attributes: { 'aria-haspopup': 'true' } },
                buttonBehaviours: derive$1([Toggling.config({
                    toggleClass: detail.markers.toggledClass,
                    aria: { mode: 'expanded' },
                    toggleOnExecute: false
                })])
            })
        }),
        external({
            factory: Toolbar,
            schema: schema$e(),
            name: 'toolbar',
            overrides: detail => {
                return {
                    toolbarBehaviours: derive$1([Keying.config({
                        mode: 'cyclic',
                        onEscape: comp => {
                            getPart(comp, detail, 'button').each(Focusing.focus);
                            return Optional.none();
                        }
                    })])
                };
            }
        })
    ]);

    const toggle = (button, externals) => {
        const toolbarSandbox = Coupling.getCoupled(button, 'toolbarSandbox');
        if (Sandboxing.isOpen(toolbarSandbox)) {
            Sandboxing.close(toolbarSandbox);
        } else {
            Sandboxing.open(toolbarSandbox, externals.toolbar());
        }
    };
    const position = (button, toolbar, detail, layouts) => {
        const bounds = detail.getBounds.map(bounder => bounder());
        const sink = detail.lazySink(button).getOrDie();
        Positioning.positionWithinBounds(sink, toolbar, {
            anchor: {
                type: 'hotspot',
                hotspot: button,
                layouts,
                overrides: { maxWidthFunction: expandable() }
            }
        }, bounds);
    };
    const setGroups = (button, toolbar, detail, layouts, groups) => {
        Toolbar.setGroups(toolbar, groups);
        position(button, toolbar, detail, layouts);
        Toggling.on(button);
    };
    const makeSandbox = (button, spec, detail) => {
        const ariaControls = manager();
        const onOpen = (sandbox, toolbar) => {
            detail.fetch().get(groups => {
                setGroups(button, toolbar, detail, spec.layouts, groups);
                ariaControls.link(button.element);
                Keying.focusIn(toolbar);
            });
        };
        const onClose = () => {
            Toggling.off(button);
            Focusing.focus(button);
            ariaControls.unlink(button.element);
        };
        return {
            dom: {
                tag: 'div',
                attributes: { id: ariaControls.id }
            },
            behaviours: derive$1([
                Keying.config({
                    mode: 'special',
                    onEscape: comp => {
                        Sandboxing.close(comp);
                        return Optional.some(true);
                    }
                }),
                Sandboxing.config({
                    onOpen,
                    onClose,
                    isPartOf: (container, data, queryElem) => {
                        return isPartOf$1(data, queryElem) || isPartOf$1(button, queryElem);
                    },
                    getAttachPoint: () => {
                        return detail.lazySink(button).getOrDie();
                    }
                }),
                Receiving.config({
                    channels: {
                        ...receivingChannel$1({
                            isExtraPart: never,
                            ...detail.fireDismissalEventInstead.map(fe => ({ fireEventInstead: { event: fe.event } })).getOr({})
                        }),
                        ...receivingChannel({
                            doReposition: () => {
                                Sandboxing.getState(Coupling.getCoupled(button, 'toolbarSandbox')).each(toolbar => {
                                    position(button, toolbar, detail, spec.layouts);
                                });
                            }
                        })
                    }
                })
            ])
        };
    };
    const factory$a = (detail, components, spec, externals) => ({
        ...Button.sketch({
            ...externals.button(),
            action: button => {
                toggle(button, externals);
            },
            buttonBehaviours: SketchBehaviours.augment({ dump: externals.button().buttonBehaviours }, [Coupling.config({
                others: {
                    toolbarSandbox: button => {
                        return makeSandbox(button, spec, detail);
                    }
                }
            })])
        }),
        apis: {
            setGroups: (button, groups) => {
                Sandboxing.getState(Coupling.getCoupled(button, 'toolbarSandbox')).each(toolbar => {
                    setGroups(button, toolbar, detail, spec.layouts, groups);
                });
            },
            reposition: button => {
                Sandboxing.getState(Coupling.getCoupled(button, 'toolbarSandbox')).each(toolbar => {
                    position(button, toolbar, detail, spec.layouts);
                });
            },
            toggle: button => {
                toggle(button, externals);
            },
            getToolbar: button => {
                return Sandboxing.getState(Coupling.getCoupled(button, 'toolbarSandbox'));
            },
            isOpen: button => {
                return Sandboxing.isOpen(Coupling.getCoupled(button, 'toolbarSandbox'));
            }
        }
    });
    const FloatingToolbarButton = composite({
        name: 'FloatingToolbarButton',
        factory: factory$a,
        configFields: schema$a(),
        partFields: parts$6(),
        apis: {
            setGroups: (apis, button, groups) => {
                apis.setGroups(button, groups);
            },
            reposition: (apis, button) => {
                apis.reposition(button);
            },
            toggle: (apis, button) => {
                apis.toggle(button);
            },
            getToolbar: (apis, button) => apis.getToolbar(button),
            isOpen: (apis, button) => apis.isOpen(button)
        }
    });

    const schema$9 = constant$1([
        required$1('items'),
        markers$1(['itemSelector']),
        field('tgroupBehaviours', [Keying])
    ]);
    const parts$5 = constant$1([group({
        name: 'items',
        unit: 'item'
    })]);

    const factory$9 = (detail, components, _spec, _externals) => ({
        uid: detail.uid,
        dom: detail.dom,
        components,
        behaviours: augment(detail.tgroupBehaviours, [Keying.config({
            mode: 'flow',
            selector: detail.markers.itemSelector
        })]),
        domModification: { attributes: { role: 'toolbar' } }
    });
    const ToolbarGroup = composite({
        name: 'ToolbarGroup',
        configFields: schema$9(),
        partFields: parts$5(),
        factory: factory$9
    });

    const buildGroups = comps => map$2(comps, g => premade(g));
    const refresh$1 = (toolbar, memFloatingToolbarButton, detail) => {
        refresh$2(toolbar, detail, overflowGroups => {
            detail.overflowGroups.set(overflowGroups);
            memFloatingToolbarButton.getOpt(toolbar).each(floatingToolbarButton => {
                FloatingToolbarButton.setGroups(floatingToolbarButton, buildGroups(overflowGroups));
            });
        });
    };
    const factory$8 = (detail, components, spec, externals) => {
        const memFloatingToolbarButton = record(FloatingToolbarButton.sketch({
            fetch: () => Future.nu(resolve => {
                resolve(buildGroups(detail.overflowGroups.get()));
            }),
            layouts: {
                onLtr: () => [
                    southwest$2,
                    southeast$2
                ],
                onRtl: () => [
                    southeast$2,
                    southwest$2
                ],
                onBottomLtr: () => [
                    northwest$2,
                    northeast$2
                ],
                onBottomRtl: () => [
                    northeast$2,
                    northwest$2
                ]
            },
            getBounds: spec.getOverflowBounds,
            lazySink: detail.lazySink,
            fireDismissalEventInstead: {},
            markers: { toggledClass: detail.markers.overflowToggledClass },
            parts: {
                button: externals['overflow-button'](),
                toolbar: externals.overflow()
            }
        }));
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            behaviours: augment(detail.splitToolbarBehaviours, [Coupling.config({
                others: {
                    overflowGroup: () => {
                        return ToolbarGroup.sketch({
                            ...externals['overflow-group'](),
                            items: [memFloatingToolbarButton.asSpec()]
                        });
                    }
                }
            })]),
            apis: {
                setGroups: (toolbar, groups) => {
                    detail.builtGroups.set(map$2(groups, toolbar.getSystem().build));
                    refresh$1(toolbar, memFloatingToolbarButton, detail);
                },
                refresh: toolbar => refresh$1(toolbar, memFloatingToolbarButton, detail),
                toggle: toolbar => {
                    memFloatingToolbarButton.getOpt(toolbar).each(floatingToolbarButton => {
                        FloatingToolbarButton.toggle(floatingToolbarButton);
                    });
                },
                isOpen: toolbar => memFloatingToolbarButton.getOpt(toolbar).map(FloatingToolbarButton.isOpen).getOr(false),
                reposition: toolbar => {
                    memFloatingToolbarButton.getOpt(toolbar).each(floatingToolbarButton => {
                        FloatingToolbarButton.reposition(floatingToolbarButton);
                    });
                },
                getOverflow: toolbar => memFloatingToolbarButton.getOpt(toolbar).bind(FloatingToolbarButton.getToolbar)
            },
            domModification: { attributes: { role: 'group' } }
        };
    };
    const SplitFloatingToolbar = composite({
        name: 'SplitFloatingToolbar',
        configFields: schema$b(),
        partFields: parts$7(),
        factory: factory$8,
        apis: {
            setGroups: (apis, toolbar, groups) => {
                apis.setGroups(toolbar, groups);
            },
            refresh: (apis, toolbar) => {
                apis.refresh(toolbar);
            },
            reposition: (apis, toolbar) => {
                apis.reposition(toolbar);
            },
            toggle: (apis, toolbar) => {
                apis.toggle(toolbar);
            },
            isOpen: (apis, toolbar) => apis.isOpen(toolbar),
            getOverflow: (apis, toolbar) => apis.getOverflow(toolbar)
        }
    });

    const schema$8 = constant$1([
        markers$1([
            'closedClass',
            'openClass',
            'shrinkingClass',
            'growingClass',
            'overflowToggledClass'
        ]),
        onHandler('onOpened'),
        onHandler('onClosed')
    ].concat(schema$c()));
    const parts$4 = constant$1([
        required({
            factory: Toolbar,
            schema: schema$e(),
            name: 'primary'
        }),
        required({
            factory: Toolbar,
            schema: schema$e(),
            name: 'overflow',
            overrides: detail => {
                return {
                    toolbarBehaviours: derive$1([
                        Sliding.config({
                            dimension: { property: 'height' },
                            closedClass: detail.markers.closedClass,
                            openClass: detail.markers.openClass,
                            shrinkingClass: detail.markers.shrinkingClass,
                            growingClass: detail.markers.growingClass,
                            onShrunk: comp => {
                                getPart(comp, detail, 'overflow-button').each(button => {
                                    Toggling.off(button);
                                    Focusing.focus(button);
                                });
                                detail.onClosed(comp);
                            },
                            onGrown: comp => {
                                Keying.focusIn(comp);
                                detail.onOpened(comp);
                            },
                            onStartGrow: comp => {
                                getPart(comp, detail, 'overflow-button').each(Toggling.on);
                            }
                        }),
                        Keying.config({
                            mode: 'acyclic',
                            onEscape: comp => {
                                getPart(comp, detail, 'overflow-button').each(Focusing.focus);
                                return Optional.some(true);
                            }
                        })
                    ])
                };
            }
        }),
        external({
            name: 'overflow-button',
            overrides: detail => ({
                buttonBehaviours: derive$1([Toggling.config({
                    toggleClass: detail.markers.overflowToggledClass,
                    aria: { mode: 'pressed' },
                    toggleOnExecute: false
                })])
            })
        }),
        external({ name: 'overflow-group' })
    ]);

    const isOpen = (toolbar, detail) => getPart(toolbar, detail, 'overflow').map(Sliding.hasGrown).getOr(false);
    const toggleToolbar = (toolbar, detail) => {
        getPart(toolbar, detail, 'overflow-button').bind(() => getPart(toolbar, detail, 'overflow')).each(overf => {
            refresh(toolbar, detail);
            Sliding.toggleGrow(overf);
        });
    };
    const refresh = (toolbar, detail) => {
        getPart(toolbar, detail, 'overflow').each(overflow => {
            refresh$2(toolbar, detail, groups => {
                const builtGroups = map$2(groups, g => premade(g));
                Toolbar.setGroups(overflow, builtGroups);
            });
            getPart(toolbar, detail, 'overflow-button').each(button => {
                if (Sliding.hasGrown(overflow)) {
                    Toggling.on(button);
                }
            });
            Sliding.refresh(overflow);
        });
    };
    const factory$7 = (detail, components, spec, externals) => {
        const toolbarToggleEvent = 'alloy.toolbar.toggle';
        const doSetGroups = (toolbar, groups) => {
            const built = map$2(groups, toolbar.getSystem().build);
            detail.builtGroups.set(built);
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            behaviours: augment(detail.splitToolbarBehaviours, [
                Coupling.config({
                    others: {
                        overflowGroup: toolbar => {
                            return ToolbarGroup.sketch({
                                ...externals['overflow-group'](),
                                items: [Button.sketch({
                                    ...externals['overflow-button'](),
                                    action: _button => {
                                        emit(toolbar, toolbarToggleEvent);
                                    }
                                })]
                            });
                        }
                    }
                }),
                config('toolbar-toggle-events', [run$1(toolbarToggleEvent, toolbar => {
                    toggleToolbar(toolbar, detail);
                })])
            ]),
            apis: {
                setGroups: (toolbar, groups) => {
                    doSetGroups(toolbar, groups);
                    refresh(toolbar, detail);
                },
                refresh: toolbar => refresh(toolbar, detail),
                toggle: toolbar => toggleToolbar(toolbar, detail),
                isOpen: toolbar => isOpen(toolbar, detail)
            },
            domModification: { attributes: { role: 'group' } }
        };
    };
    const SplitSlidingToolbar = composite({
        name: 'SplitSlidingToolbar',
        configFields: schema$8(),
        partFields: parts$4(),
        factory: factory$7,
        apis: {
            setGroups: (apis, toolbar, groups) => {
                apis.setGroups(toolbar, groups);
            },
            refresh: (apis, toolbar) => {
                apis.refresh(toolbar);
            },
            toggle: (apis, toolbar) => {
                apis.toggle(toolbar);
            },
            isOpen: (apis, toolbar) => apis.isOpen(toolbar)
        }
    });

    const renderToolbarGroupCommon = toolbarGroup => {
        const attributes = toolbarGroup.title.fold(() => ({}), title => ({ attributes: { title } }));
        return {
            dom: {
                tag: 'div',
                classes: ['tox-toolbar__group'],
                ...attributes
            },
            components: [ToolbarGroup.parts.items({})],
            items: toolbarGroup.items,
            markers: { itemSelector: '*:not(.tox-split-button) > .tox-tbtn:not([disabled]), ' + '.tox-split-button:not([disabled]), ' + '.tox-toolbar-nav-js:not([disabled])' },
            tgroupBehaviours: derive$1([
                Tabstopping.config({}),
                Focusing.config({})
            ])
        };
    };
    const renderToolbarGroup = toolbarGroup => ToolbarGroup.sketch(renderToolbarGroupCommon(toolbarGroup));
    const getToolbarbehaviours = (toolbarSpec, modeName) => {
        const onAttached = runOnAttached(component => {
            const groups = map$2(toolbarSpec.initGroups, renderToolbarGroup);
            Toolbar.setGroups(component, groups);
        });
        return derive$1([
            DisablingConfigs.toolbarButton(toolbarSpec.providers.isDisabled),
            receivingConfig(),
            Keying.config({
                mode: modeName,
                onEscape: toolbarSpec.onEscape,
                selector: '.tox-toolbar__group'
            }),
            config('toolbar-events', [onAttached])
        ]);
    };
    const renderMoreToolbarCommon = toolbarSpec => {
        const modeName = toolbarSpec.cyclicKeying ? 'cyclic' : 'acyclic';
        return {
            uid: toolbarSpec.uid,
            dom: {
                tag: 'div',
                classes: ['tox-toolbar-overlord']
            },
            parts: {
                'overflow-group': renderToolbarGroupCommon({
                    title: Optional.none(),
                    items: []
                }),
                'overflow-button': renderIconButtonSpec({
                    name: 'more',
                    icon: Optional.some('more-drawer'),
                    enabled: true,
                    tooltip: Optional.some('More...'),
                    primary: false,
                    buttonType: Optional.none(),
                    borderless: false
                }, Optional.none(), toolbarSpec.providers)
            },
            splitToolbarBehaviours: getToolbarbehaviours(toolbarSpec, modeName)
        };
    };
    const renderFloatingMoreToolbar = toolbarSpec => {
        const baseSpec = renderMoreToolbarCommon(toolbarSpec);
        const overflowXOffset = 4;
        const primary = SplitFloatingToolbar.parts.primary({
            dom: {
                tag: 'div',
                classes: ['tox-toolbar__primary']
            }
        });
        return SplitFloatingToolbar.sketch({
            ...baseSpec,
            lazySink: toolbarSpec.getSink,
            getOverflowBounds: () => {
                const headerElem = toolbarSpec.moreDrawerData.lazyHeader().element;
                const headerBounds = absolute$2(headerElem);
                const docElem = documentElement(headerElem);
                const docBounds = absolute$2(docElem);
                const height = Math.max(docElem.dom.scrollHeight, docBounds.height);
                return bounds(headerBounds.x + overflowXOffset, docBounds.y, headerBounds.width - overflowXOffset * 2, height);
            },
            parts: {
                ...baseSpec.parts,
                overflow: {
                    dom: {
                        tag: 'div',
                        classes: ['tox-toolbar__overflow'],
                        attributes: toolbarSpec.attributes
                    }
                }
            },
            components: [primary],
            markers: { overflowToggledClass: 'tox-tbtn--enabled' }
        });
    };
    const renderSlidingMoreToolbar = toolbarSpec => {
        const primary = SplitSlidingToolbar.parts.primary({
            dom: {
                tag: 'div',
                classes: ['tox-toolbar__primary']
            }
        });
        const overflow = SplitSlidingToolbar.parts.overflow({
            dom: {
                tag: 'div',
                classes: ['tox-toolbar__overflow']
            }
        });
        const baseSpec = renderMoreToolbarCommon(toolbarSpec);
        return SplitSlidingToolbar.sketch({
            ...baseSpec,
            components: [
                primary,
                overflow
            ],
            markers: {
                openClass: 'tox-toolbar__overflow--open',
                closedClass: 'tox-toolbar__overflow--closed',
                growingClass: 'tox-toolbar__overflow--growing',
                shrinkingClass: 'tox-toolbar__overflow--shrinking',
                overflowToggledClass: 'tox-tbtn--enabled'
            },
            onOpened: comp => {
                comp.getSystem().broadcastOn([toolbarHeightChange()], { type: 'opened' });
            },
            onClosed: comp => {
                comp.getSystem().broadcastOn([toolbarHeightChange()], { type: 'closed' });
            }
        });
    };
    const renderToolbar = toolbarSpec => {
        const modeName = toolbarSpec.cyclicKeying ? 'cyclic' : 'acyclic';
        return Toolbar.sketch({
            uid: toolbarSpec.uid,
            dom: {
                tag: 'div',
                classes: ['tox-toolbar'].concat(toolbarSpec.type === ToolbarMode$1.scrolling ? ['tox-toolbar--scrolling'] : [])
            },
            components: [Toolbar.parts.groups({})],
            toolbarBehaviours: getToolbarbehaviours(toolbarSpec, modeName)
        });
    };

    const factory$6 = (detail, components, _spec) => {
        const apis = {
            getSocket: comp => {
                return parts$a.getPart(comp, detail, 'socket');
            },
            setSidebar: (comp, panelConfigs) => {
                parts$a.getPart(comp, detail, 'sidebar').each(sidebar => setSidebar(sidebar, panelConfigs));
            },
            toggleSidebar: (comp, name) => {
                parts$a.getPart(comp, detail, 'sidebar').each(sidebar => toggleSidebar(sidebar, name));
            },
            whichSidebar: comp => {
                return parts$a.getPart(comp, detail, 'sidebar').bind(whichSidebar).getOrNull();
            },
            getHeader: comp => {
                return parts$a.getPart(comp, detail, 'header');
            },
            getToolbar: comp => {
                return parts$a.getPart(comp, detail, 'toolbar');
            },
            setToolbar: (comp, groups) => {
                parts$a.getPart(comp, detail, 'toolbar').each(toolbar => {
                    toolbar.getApis().setGroups(toolbar, groups);
                });
            },
            setToolbars: (comp, toolbars) => {
                parts$a.getPart(comp, detail, 'multiple-toolbar').each(mToolbar => {
                    CustomList.setItems(mToolbar, toolbars);
                });
            },
            refreshToolbar: comp => {
                const toolbar = parts$a.getPart(comp, detail, 'toolbar');
                toolbar.each(toolbar => toolbar.getApis().refresh(toolbar));
            },
            toggleToolbarDrawer: comp => {
                parts$a.getPart(comp, detail, 'toolbar').each(toolbar => {
                    mapFrom(toolbar.getApis().toggle, toggle => toggle(toolbar));
                });
            },
            isToolbarDrawerToggled: comp => {
                return parts$a.getPart(comp, detail, 'toolbar').bind(toolbar => Optional.from(toolbar.getApis().isOpen).map(isOpen => isOpen(toolbar))).getOr(false);
            },
            getThrobber: comp => {
                return parts$a.getPart(comp, detail, 'throbber');
            },
            focusToolbar: comp => {
                const optToolbar = parts$a.getPart(comp, detail, 'toolbar').orThunk(() => parts$a.getPart(comp, detail, 'multiple-toolbar'));
                optToolbar.each(toolbar => {
                    Keying.focusIn(toolbar);
                });
            },
            setMenubar: (comp, menus) => {
                parts$a.getPart(comp, detail, 'menubar').each(menubar => {
                    SilverMenubar.setMenus(menubar, menus);
                });
            },
            focusMenubar: comp => {
                parts$a.getPart(comp, detail, 'menubar').each(menubar => {
                    SilverMenubar.focus(menubar);
                });
            }
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            apis,
            behaviours: detail.behaviours
        };
    };
    const partMenubar = partType.optional({
        factory: SilverMenubar,
        name: 'menubar',
        schema: [required$1('backstage')]
    });
    const toolbarFactory = spec => {
        if (spec.type === ToolbarMode$1.sliding) {
            return renderSlidingMoreToolbar;
        } else if (spec.type === ToolbarMode$1.floating) {
            return renderFloatingMoreToolbar;
        } else {
            return renderToolbar;
        }
    };
    const partMultipleToolbar = partType.optional({
        factory: {
            sketch: spec => CustomList.sketch({
                uid: spec.uid,
                dom: spec.dom,
                listBehaviours: derive$1([Keying.config({
                    mode: 'acyclic',
                    selector: '.tox-toolbar'
                })]),
                makeItem: () => renderToolbar({
                    type: spec.type,
                    uid: generate$6('multiple-toolbar-item'),
                    cyclicKeying: false,
                    initGroups: [],
                    providers: spec.providers,
                    onEscape: () => {
                        spec.onEscape();
                        return Optional.some(true);
                    }
                }),
                setupItem: (_mToolbar, tc, data, _index) => {
                    Toolbar.setGroups(tc, data);
                },
                shell: true
            })
        },
        name: 'multiple-toolbar',
        schema: [
            required$1('dom'),
            required$1('onEscape')
        ]
    });
    const partToolbar = partType.optional({
        factory: {
            sketch: spec => {
                const renderer = toolbarFactory(spec);
                const toolbarSpec = {
                    type: spec.type,
                    uid: spec.uid,
                    onEscape: () => {
                        spec.onEscape();
                        return Optional.some(true);
                    },
                    cyclicKeying: false,
                    initGroups: [],
                    getSink: spec.getSink,
                    providers: spec.providers,
                    moreDrawerData: {
                        lazyToolbar: spec.lazyToolbar,
                        lazyMoreButton: spec.lazyMoreButton,
                        lazyHeader: spec.lazyHeader
                    },
                    attributes: spec.attributes
                };
                return renderer(toolbarSpec);
            }
        },
        name: 'toolbar',
        schema: [
            required$1('dom'),
            required$1('onEscape'),
            required$1('getSink')
        ]
    });
    const partHeader = partType.optional({
        factory: { sketch: renderHeader },
        name: 'header',
        schema: [required$1('dom')]
    });
    const partSocket = partType.optional({
        name: 'socket',
        schema: [required$1('dom')]
    });
    const partSidebar = partType.optional({
        factory: { sketch: renderSidebar },
        name: 'sidebar',
        schema: [required$1('dom')]
    });
    const partThrobber = partType.optional({
        factory: { sketch: renderThrobber },
        name: 'throbber',
        schema: [required$1('dom')]
    });
    var OuterContainer = composite({
        name: 'OuterContainer',
        factory: factory$6,
        configFields: [
            required$1('dom'),
            required$1('behaviours')
        ],
        partFields: [
            partHeader,
            partMenubar,
            partToolbar,
            partMultipleToolbar,
            partSocket,
            partSidebar,
            partThrobber
        ],
        apis: {
            getSocket: (apis, comp) => {
                return apis.getSocket(comp);
            },
            setSidebar: (apis, comp, panelConfigs) => {
                apis.setSidebar(comp, panelConfigs);
            },
            toggleSidebar: (apis, comp, name) => {
                apis.toggleSidebar(comp, name);
            },
            whichSidebar: (apis, comp) => {
                return apis.whichSidebar(comp);
            },
            getHeader: (apis, comp) => {
                return apis.getHeader(comp);
            },
            getToolbar: (apis, comp) => {
                return apis.getToolbar(comp);
            },
            setToolbar: (apis, comp, grps) => {
                const groups = map$2(grps, grp => {
                    return renderToolbarGroup(grp);
                });
                apis.setToolbar(comp, groups);
            },
            setToolbars: (apis, comp, ts) => {
                const renderedToolbars = map$2(ts, g => map$2(g, renderToolbarGroup));
                apis.setToolbars(comp, renderedToolbars);
            },
            refreshToolbar: (apis, comp) => {
                return apis.refreshToolbar(comp);
            },
            toggleToolbarDrawer: (apis, comp) => {
                apis.toggleToolbarDrawer(comp);
            },
            isToolbarDrawerToggled: (apis, comp) => {
                return apis.isToolbarDrawerToggled(comp);
            },
            getThrobber: (apis, comp) => {
                return apis.getThrobber(comp);
            },
            setMenubar: (apis, comp, menus) => {
                apis.setMenubar(comp, menus);
            },
            focusMenubar: (apis, comp) => {
                apis.focusMenubar(comp);
            },
            focusToolbar: (apis, comp) => {
                apis.focusToolbar(comp);
            }
        }
    });

    const defaultMenubar = 'file edit view insert format tools table help';
    const defaultMenus = {
        file: {
            title: 'File',
            items: 'newdocument restoredraft | preview | export print | deleteallconversations'
        },
        edit: {
            title: 'Edit',
            items: 'undo redo | cut copy paste pastetext | selectall | searchreplace'
        },
        view: {
            title: 'View',
            items: 'code | visualaid visualchars visualblocks | spellchecker | preview fullscreen | showcomments'
        },
        insert: {
            title: 'Insert',
            items: 'image link media addcomment pageembed template codesample inserttable | charmap emoticons hr | pagebreak nonbreaking anchor tableofcontents | insertdatetime'
        },
        format: {
            title: 'Format',
            items: 'bold italic underline strikethrough superscript subscript codeformat | styles blocks fontfamily fontsize align lineheight | forecolor backcolor | language | removeformat'
        },
        tools: {
            title: 'Tools',
            items: 'spellchecker spellcheckerlanguage | a11ycheck code wordcount'
        },
        table: {
            title: 'Table',
            items: 'inserttable | cell row column | advtablesort | tableprops deletetable'
        },
        help: {
            title: 'Help',
            items: 'help'
        }
    };
    const make = (menu, registry, editor) => {
        const removedMenuItems = getRemovedMenuItems(editor).split(/[ ,]/);
        return {
            text: menu.title,
            getItems: () => bind$3(menu.items, i => {
                const itemName = i.toLowerCase();
                if (itemName.trim().length === 0) {
                    return [];
                } else if (exists(removedMenuItems, removedMenuItem => removedMenuItem === itemName)) {
                    return [];
                } else if (itemName === 'separator' || itemName === '|') {
                    return [{ type: 'separator' }];
                } else if (registry.menuItems[itemName]) {
                    return [registry.menuItems[itemName]];
                } else {
                    return [];
                }
            })
        };
    };
    const parseItemsString = items => {
        if (typeof items === 'string') {
            return items.split(' ');
        }
        return items;
    };
    const identifyMenus = (editor, registry) => {
        const rawMenuData = {
            ...defaultMenus,
            ...registry.menus
        };
        const userDefinedMenus = keys(registry.menus).length > 0;
        const menubar = registry.menubar === undefined || registry.menubar === true ? parseItemsString(defaultMenubar) : parseItemsString(registry.menubar === false ? '' : registry.menubar);
        const validMenus = filter$2(menubar, menuName => {
            const isDefaultMenu = has$2(defaultMenus, menuName);
            if (userDefinedMenus) {
                return isDefaultMenu || get$g(registry.menus, menuName).exists(menu => has$2(menu, 'items'));
            } else {
                return isDefaultMenu;
            }
        });
        const menus = map$2(validMenus, menuName => {
            const menuData = rawMenuData[menuName];
            return make({
                title: menuData.title,
                items: parseItemsString(menuData.items)
            }, registry, editor);
        });
        return filter$2(menus, menu => {
            const isNotSeparator = item => item.type !== 'separator';
            return menu.getItems().length > 0 && exists(menu.getItems(), isNotSeparator);
        });
    };

    const fireSkinLoaded = editor => {
        const done = () => {
            editor._skinLoaded = true;
            fireSkinLoaded$1(editor);
        };
        return () => {
            if (editor.initialized) {
                done();
            } else {
                editor.on('init', done);
            }
        };
    };
    const fireSkinLoadError = (editor, err) => () => fireSkinLoadError$1(editor, { message: err });

    const loadStylesheet = (editor, stylesheetUrl, styleSheetLoader) => {
        editor.on('remove', () => styleSheetLoader.unload(stylesheetUrl));
        return styleSheetLoader.load(stylesheetUrl);
    };
    const loadUiSkins = (editor, skinUrl) => {
        debugger
        const skinUiCss = skinUrl + '/skin.min.css';
        return loadStylesheet(editor, skinUiCss, editor.ui.styleSheetLoader);
    };
    const loadShadowDomUiSkins = (editor, skinUrl) => {
        const isInShadowRoot$1 = isInShadowRoot(SugarElement.fromDom(editor.getElement()));
        if (isInShadowRoot$1) {
            const shadowDomSkinCss = skinUrl + '/skin.shadowdom.min.css';
            return loadStylesheet(editor, shadowDomSkinCss, global$7.DOM.styleSheetLoader);
        } else {
            return Promise.resolve();
        }
    };
    const loadSkin = (isInline, editor) => {
        const skinUrl = getSkinUrl(editor);
        if (skinUrl) {
            editor.contentCSS.push(skinUrl + (isInline ? '/content.inline' : '/content') + '.min.css');
        }
        if (!isSkinDisabled(editor) && isString(skinUrl)) {
            Promise.all([
                loadUiSkins(editor, skinUrl),
                loadShadowDomUiSkins(editor, skinUrl)
            ]).then(fireSkinLoaded(editor), fireSkinLoadError(editor, 'Skin could not be loaded'));
        } else {
            fireSkinLoaded(editor)();
        }
    };
    const iframe = curry(loadSkin, false);
    const inline = curry(loadSkin, true);

    const onSetupFormatToggle = (editor, name) => api => {
        const boundCallback = unbindable();
        const init = () => {
            api.setActive(editor.formatter.match(name));
            const binding = editor.formatter.formatChanged(name, api.setActive);
            boundCallback.set(binding);
        };
        editor.initialized ? init() : editor.once('init', init);
        return () => {
            editor.off('init', init);
            boundCallback.clear();
        };
    };
    const onSetupEvent = (editor, event, f) => api => {
        const handleEvent = () => f(api);
        const init = () => {
            f(api);
            editor.on(event, handleEvent);
        };
        editor.initialized ? init() : editor.once('init', init);
        return () => {
            editor.off('init', init);
            editor.off(event, handleEvent);
        };
    };
    const onActionToggleFormat$1 = editor => rawItem => () => {
        editor.undoManager.transact(() => {
            editor.focus();
            editor.execCommand('mceToggleFormat', false, rawItem.format);
        });
    };
    const onActionExecCommand = (editor, command) => () => editor.execCommand(command);

    const generateSelectItems = (_editor, backstage, spec) => {
        const generateItem = (rawItem, response, invalid, value) => {
            const translatedText = backstage.shared.providers.translate(rawItem.title);
            if (rawItem.type === 'separator') {
                return Optional.some({
                    type: 'separator',
                    text: translatedText
                });
            } else if (rawItem.type === 'submenu') {
                const items = bind$3(rawItem.getStyleItems(), si => validate(si, response, value));
                if (response === 0 && items.length <= 0) {
                    return Optional.none();
                } else {
                    return Optional.some({
                        type: 'nestedmenuitem',
                        text: translatedText,
                        enabled: items.length > 0,
                        getSubmenuItems: () => bind$3(rawItem.getStyleItems(), si => validate(si, response, value))
                    });
                }
            } else {
                return Optional.some({
                    type: 'togglemenuitem',
                    text: translatedText,
                    icon: rawItem.icon,
                    active: rawItem.isSelected(value),
                    enabled: !invalid,
                    onAction: spec.onAction(rawItem),
                    ...rawItem.getStylePreview().fold(() => ({}), preview => ({ meta: { style: preview } }))
                });
            }
        };
        const validate = (item, response, value) => {
            const invalid = item.type === 'formatter' && spec.isInvalid(item);
            if (response === 0) {
                return invalid ? [] : generateItem(item, response, false, value).toArray();
            } else {
                return generateItem(item, response, invalid, value).toArray();
            }
        };
        const validateItems = preItems => {
            const value = spec.getCurrentValue();
            const response = spec.shouldHide ? 0 : 1;
            return bind$3(preItems, item => validate(item, response, value));
        };
        const getFetch = (backstage, getStyleItems) => (comp, callback) => {
            const preItems = getStyleItems();
            const items = validateItems(preItems);
            const menu = build(items, ItemResponse$1.CLOSE_ON_EXECUTE, backstage, false);
            callback(menu);
        };
        return {
            validateItems,
            getFetch
        };
    };
    const createMenuItems = (editor, backstage, spec) => {
        const dataset = spec.dataset;
        const getStyleItems = dataset.type === 'basic' ? () => map$2(dataset.data, d => processBasic(d, spec.isSelectedFor, spec.getPreviewFor)) : dataset.getData;
        return {
            items: generateSelectItems(editor, backstage, spec),
            getStyleItems
        };
    };
    const createSelectButton = (editor, backstage, spec) => {
        const { items, getStyleItems } = createMenuItems(editor, backstage, spec);
        const getApi = comp => ({ getComponent: constant$1(comp) });
        const onSetup = onSetupEvent(editor, 'NodeChange', api => {
            const comp = api.getComponent();
            spec.updateText(comp);
        });
        return renderCommonDropdown({
            text: spec.icon.isSome() ? Optional.none() : spec.text,
            icon: spec.icon,
            tooltip: Optional.from(spec.tooltip),
            role: Optional.none(),
            fetch: items.getFetch(backstage, getStyleItems),
            onSetup,
            getApi,
            columns: 1,
            presets: 'normal',
            classes: spec.icon.isSome() ? [] : ['bespoke'],
            dropdownBehaviours: []
        }, 'tox-tbtn', backstage.shared);
    };

    const process = rawFormats => map$2(rawFormats, item => {
        let title = item,
            format = item;
        const values = item.split('=');
        if (values.length > 1) {
            title = values[0];
            format = values[1];
        }
        return {
            title,
            format
        };
    });
    const buildBasicStaticDataset = data => ({
        type: 'basic',
        data
    });
    var Delimiter;
    (function(Delimiter) {
        Delimiter[Delimiter['SemiColon'] = 0] = 'SemiColon';
        Delimiter[Delimiter['Space'] = 1] = 'Space';
    }(Delimiter || (Delimiter = {})));
    const split = (rawFormats, delimiter) => {
        if (delimiter === Delimiter.SemiColon) {
            return rawFormats.replace(/;$/, '').split(';');
        } else {
            return rawFormats.split(' ');
        }
    };
    const buildBasicSettingsDataset = (editor, settingName, delimiter) => {
        const rawFormats = editor.options.get(settingName);
        const data = process(split(rawFormats, delimiter));
        return {
            type: 'basic',
            data
        };
    };

    const alignMenuItems = [{
            title: 'Left',
            icon: 'align-left',
            format: 'alignleft',
            command: 'JustifyLeft'
        },
        {
            title: 'Center',
            icon: 'align-center',
            format: 'aligncenter',
            command: 'JustifyCenter'
        },
        {
            title: 'Right',
            icon: 'align-right',
            format: 'alignright',
            command: 'JustifyRight'
        },
        {
            title: 'Justify',
            icon: 'align-justify',
            format: 'alignjustify',
            command: 'JustifyFull'
        }
    ];
    const getSpec$4 = editor => {
        const getMatchingValue = () => find$5(alignMenuItems, item => editor.formatter.match(item.format));
        const isSelectedFor = format => () => editor.formatter.match(format);
        const getPreviewFor = _format => Optional.none;
        const updateSelectMenuIcon = comp => {
            const match = getMatchingValue();
            const alignment = match.fold(constant$1('left'), item => item.title.toLowerCase());
            emitWith(comp, updateMenuIcon, { icon: `align-${ alignment }` });
        };
        const dataset = buildBasicStaticDataset(alignMenuItems);
        const onAction = rawItem => () => find$5(alignMenuItems, item => item.format === rawItem.format).each(item => editor.execCommand(item.command));
        return {
            tooltip: 'Align',
            text: Optional.none(),
            icon: Optional.some('align-left'),
            isSelectedFor,
            getCurrentValue: Optional.none,
            getPreviewFor,
            onAction,
            updateText: updateSelectMenuIcon,
            dataset,
            shouldHide: false,
            isInvalid: item => !editor.formatter.canApply(item.format)
        };
    };
    const createAlignButton = (editor, backstage) => createSelectButton(editor, backstage, getSpec$4(editor));
    const createAlignMenu = (editor, backstage) => {
        const menuItems = createMenuItems(editor, backstage, getSpec$4(editor));
        editor.ui.registry.addNestedMenuItem('align', {
            text: backstage.shared.providers.translate('Align'),
            getSubmenuItems: () => menuItems.items.validateItems(menuItems.getStyleItems())
        });
    };

    const findNearest = (editor, getStyles) => {
        const styles = getStyles();
        const formats = map$2(styles, style => style.format);
        return Optional.from(editor.formatter.closest(formats)).bind(fmt => find$5(styles, data => data.format === fmt)).orThunk(() => someIf(editor.formatter.match('p'), {
            title: 'Paragraph',
            format: 'p'
        }));
    };

    const getSpec$3 = editor => {
        const fallbackFormat = 'Paragraph';
        const isSelectedFor = format => () => editor.formatter.match(format);
        const getPreviewFor = format => () => {
            const fmt = editor.formatter.get(format);
            return Optional.some({
                tag: fmt.length > 0 ? fmt[0].inline || fmt[0].block || 'div' : 'div',
                styles: editor.dom.parseStyle(editor.formatter.getCssText(format))
            });
        };
        const updateSelectMenuText = comp => {
            const detectedFormat = findNearest(editor, () => dataset.data);
            const text = detectedFormat.fold(constant$1(fallbackFormat), fmt => fmt.title);
            emitWith(comp, updateMenuText, { text });
        };
        const dataset = buildBasicSettingsDataset(editor, 'block_formats', Delimiter.SemiColon);
        return {
            tooltip: 'Blocks',
            text: Optional.some(fallbackFormat),
            icon: Optional.none(),
            isSelectedFor,
            getCurrentValue: Optional.none,
            getPreviewFor,
            onAction: onActionToggleFormat$1(editor),
            updateText: updateSelectMenuText,
            dataset,
            shouldHide: false,
            isInvalid: item => !editor.formatter.canApply(item.format)
        };
    };
    const createBlocksButton = (editor, backstage) => createSelectButton(editor, backstage, getSpec$3(editor));
    const createBlocksMenu = (editor, backstage) => {
        const menuItems = createMenuItems(editor, backstage, getSpec$3(editor));
        editor.ui.registry.addNestedMenuItem('blocks', {
            text: 'Blocks',
            getSubmenuItems: () => menuItems.items.validateItems(menuItems.getStyleItems())
        });
    };

    const systemStackFonts = [
        '-apple-system',
        'Segoe UI',
        'Roboto',
        'Helvetica Neue',
        'sans-serif'
    ];
    const splitFonts = fontFamily => {
        const fonts = fontFamily.split(/\s*,\s*/);
        return map$2(fonts, font => font.replace(/^['"]+|['"]+$/g, ''));
    };
    const isSystemFontStack = fontFamily => {
        const matchesSystemStack = () => {
            const fonts = splitFonts(fontFamily.toLowerCase());
            return forall(systemStackFonts, font => fonts.indexOf(font.toLowerCase()) > -1);
        };
        return fontFamily.indexOf('-apple-system') === 0 && matchesSystemStack();
    };
    const getSpec$2 = editor => {
        const systemFont = 'System Font';
        const getMatchingValue = () => {
            const getFirstFont = fontFamily => fontFamily ? splitFonts(fontFamily)[0] : '';
            const fontFamily = editor.queryCommandValue('FontName');
            const items = dataset.data;
            const font = fontFamily ? fontFamily.toLowerCase() : '';
            const matchOpt = find$5(items, item => {
                const format = item.format;
                return format.toLowerCase() === font || getFirstFont(format).toLowerCase() === getFirstFont(font).toLowerCase();
            }).orThunk(() => {
                return someIf(isSystemFontStack(font), {
                    title: systemFont,
                    format: font
                });
            });
            return {
                matchOpt,
                font: fontFamily
            };
        };
        const isSelectedFor = item => valueOpt => valueOpt.exists(value => value.format === item);
        const getCurrentValue = () => {
            const { matchOpt } = getMatchingValue();
            return matchOpt;
        };
        const getPreviewFor = item => () => Optional.some({
            tag: 'div',
            styles: item.indexOf('dings') === -1 ? { 'font-family': item } : {}
        });
        const onAction = rawItem => () => {
            editor.undoManager.transact(() => {
                editor.focus();
                editor.execCommand('FontName', false, rawItem.format);
            });
        };
        const updateSelectMenuText = comp => {
            const { matchOpt, font } = getMatchingValue();
            const text = matchOpt.fold(constant$1(font), item => item.title);
            emitWith(comp, updateMenuText, { text });
        };
        const dataset = buildBasicSettingsDataset(editor, 'font_family_formats', Delimiter.SemiColon);
        return {
            tooltip: 'Fonts',
            text: Optional.some(systemFont),
            icon: Optional.none(),
            isSelectedFor,
            getCurrentValue,
            getPreviewFor,
            onAction,
            updateText: updateSelectMenuText,
            dataset,
            shouldHide: false,
            isInvalid: never
        };
    };
    const createFontFamilyButton = (editor, backstage) => createSelectButton(editor, backstage, getSpec$2(editor));
    const createFontFamilyMenu = (editor, backstage) => {
        const menuItems = createMenuItems(editor, backstage, getSpec$2(editor));
        editor.ui.registry.addNestedMenuItem('fontfamily', {
            text: backstage.shared.providers.translate('Fonts'),
            getSubmenuItems: () => menuItems.items.validateItems(menuItems.getStyleItems())
        });
    };

    const legacyFontSizes = {
        '8pt': '1',
        '10pt': '2',
        '12pt': '3',
        '14pt': '4',
        '18pt': '5',
        '24pt': '6',
        '36pt': '7'
    };
    const keywordFontSizes = {
        'xx-small': '7pt',
        'x-small': '8pt',
        'small': '10pt',
        'medium': '12pt',
        'large': '14pt',
        'x-large': '18pt',
        'xx-large': '24pt'
    };
    const round = (number, precision) => {
        const factor = Math.pow(10, precision);
        return Math.round(number * factor) / factor;
    };
    const toPt = (fontSize, precision) => {
        if (/[0-9.]+px$/.test(fontSize)) {
            return round(parseInt(fontSize, 10) * 72 / 96, precision || 0) + 'pt';
        } else {
            return get$g(keywordFontSizes, fontSize).getOr(fontSize);
        }
    };
    const toLegacy = fontSize => get$g(legacyFontSizes, fontSize).getOr('');
    const getSpec$1 = editor => {
        const getMatchingValue = () => {
            let matchOpt = Optional.none();
            const items = dataset.data;
            const fontSize = editor.queryCommandValue('FontSize');
            if (fontSize) {
                for (let precision = 3; matchOpt.isNone() && precision >= 0; precision--) {
                    const pt = toPt(fontSize, precision);
                    const legacy = toLegacy(pt);
                    matchOpt = find$5(items, item => item.format === fontSize || item.format === pt || item.format === legacy);
                }
            }
            return {
                matchOpt,
                size: fontSize
            };
        };
        const isSelectedFor = item => valueOpt => valueOpt.exists(value => value.format === item);
        const getCurrentValue = () => {
            const { matchOpt } = getMatchingValue();
            return matchOpt;
        };
        const getPreviewFor = constant$1(Optional.none);
        const onAction = rawItem => () => {
            editor.undoManager.transact(() => {
                editor.focus();
                editor.execCommand('FontSize', false, rawItem.format);
            });
        };
        const updateSelectMenuText = comp => {
            const { matchOpt, size } = getMatchingValue();
            const text = matchOpt.fold(constant$1(size), match => match.title);
            emitWith(comp, updateMenuText, { text });
        };
        const dataset = buildBasicSettingsDataset(editor, 'font_size_formats', Delimiter.Space);
        return {
            tooltip: 'Font sizes',
            text: Optional.some('12pt'),
            icon: Optional.none(),
            isSelectedFor,
            getPreviewFor,
            getCurrentValue,
            onAction,
            updateText: updateSelectMenuText,
            dataset,
            shouldHide: false,
            isInvalid: never
        };
    };
    const createFontSizeButton = (editor, backstage) => createSelectButton(editor, backstage, getSpec$1(editor));
    const createFontSizeMenu = (editor, backstage) => {
        const menuItems = createMenuItems(editor, backstage, getSpec$1(editor));
        editor.ui.registry.addNestedMenuItem('fontsize', {
            text: 'Font sizes',
            getSubmenuItems: () => menuItems.items.validateItems(menuItems.getStyleItems())
        });
    };

    const getSpec = (editor, dataset) => {
        const fallbackFormat = 'Paragraph';
        const isSelectedFor = format => () => editor.formatter.match(format);
        const getPreviewFor = format => () => {
            const fmt = editor.formatter.get(format);
            return fmt !== undefined ? Optional.some({
                tag: fmt.length > 0 ? fmt[0].inline || fmt[0].block || 'div' : 'div',
                styles: editor.dom.parseStyle(editor.formatter.getCssText(format))
            }) : Optional.none();
        };
        const updateSelectMenuText = comp => {
            const getFormatItems = fmt => {
                const subs = fmt.items;
                return subs !== undefined && subs.length > 0 ? bind$3(subs, getFormatItems) : [{
                    title: fmt.title,
                    format: fmt.format
                }];
            };
            const flattenedItems = bind$3(getStyleFormats(editor), getFormatItems);
            const detectedFormat = findNearest(editor, constant$1(flattenedItems));
            const text = detectedFormat.fold(constant$1(fallbackFormat), fmt => fmt.title);
            emitWith(comp, updateMenuText, { text });
        };
        return {
            tooltip: 'Formats',
            text: Optional.some(fallbackFormat),
            icon: Optional.none(),
            isSelectedFor,
            getCurrentValue: Optional.none,
            getPreviewFor,
            onAction: onActionToggleFormat$1(editor),
            updateText: updateSelectMenuText,
            shouldHide: shouldAutoHideStyleFormats(editor),
            isInvalid: item => !editor.formatter.canApply(item.format),
            dataset
        };
    };
    const createStylesButton = (editor, backstage) => {
        const dataset = {
            type: 'advanced',
            ...backstage.styles
        };
        return createSelectButton(editor, backstage, getSpec(editor, dataset));
    };
    const createStylesMenu = (editor, backstage) => {
        const dataset = {
            type: 'advanced',
            ...backstage.styles
        };
        const menuItems = createMenuItems(editor, backstage, getSpec(editor, dataset));
        editor.ui.registry.addNestedMenuItem('styles', {
            text: 'Formats',
            getSubmenuItems: () => menuItems.items.validateItems(menuItems.getStyleItems())
        });
    };

    const events$3 = (reflectingConfig, reflectingState) => {
        const update = (component, data) => {
            reflectingConfig.updateState.each(updateState => {
                const newState = updateState(component, data);
                reflectingState.set(newState);
            });
            reflectingConfig.renderComponents.each(renderComponents => {
                const newComponents = renderComponents(data, reflectingState.get());
                const replacer = reflectingConfig.reuseDom ? withReuse : withoutReuse;
                replacer(component, newComponents);
            });
        };
        return derive$2([
            run$1(receive(), (component, message) => {
                const receivingData = message;
                if (!receivingData.universal) {
                    const channel = reflectingConfig.channel;
                    if (contains$2(receivingData.channels, channel)) {
                        update(component, receivingData.data);
                    }
                }
            }),
            runOnAttached((comp, _se) => {
                reflectingConfig.initialData.each(rawData => {
                    update(comp, rawData);
                });
            })
        ]);
    };

    var ActiveReflecting = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        events: events$3
    });

    const getState = (component, replaceConfig, reflectState) => reflectState;

    var ReflectingApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        getState: getState
    });

    var ReflectingSchema = [
        required$1('channel'),
        option$3('renderComponents'),
        option$3('updateState'),
        option$3('initialData'),
        defaultedBoolean('reuseDom', true)
    ];

    const init$3 = () => {
        const cell = Cell(Optional.none());
        const clear = () => cell.set(Optional.none());
        const readState = () => cell.get().getOr('none');
        return {
            readState,
            get: cell.get,
            set: cell.set,
            clear
        };
    };

    var ReflectingState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init$3
    });

    const Reflecting = create$3({
        fields: ReflectingSchema,
        name: 'reflecting',
        active: ActiveReflecting,
        apis: ReflectingApis,
        state: ReflectingState
    });

    const schema$7 = constant$1([
        required$1('toggleClass'),
        required$1('fetch'),
        onStrictHandler('onExecute'),
        defaulted('getHotspot', Optional.some),
        defaulted('getAnchorOverrides', constant$1({})),
        schema$y(),
        onStrictHandler('onItemExecute'),
        option$3('lazySink'),
        required$1('dom'),
        onHandler('onOpen'),
        field('splitDropdownBehaviours', [
            Coupling,
            Keying,
            Focusing
        ]),
        defaulted('matchWidth', false),
        defaulted('useMinWidth', false),
        defaulted('eventOrder', {}),
        option$3('role')
    ].concat(sandboxFields()));
    const arrowPart = required({
        factory: Button,
        schema: [required$1('dom')],
        name: 'arrow',
        defaults: () => {
            return { buttonBehaviours: derive$1([Focusing.revoke()]) };
        },
        overrides: detail => {
            return {
                dom: {
                    tag: 'span',
                    attributes: { role: 'presentation' }
                },
                action: arrow => {
                    arrow.getSystem().getByUid(detail.uid).each(emitExecute);
                },
                buttonBehaviours: derive$1([Toggling.config({
                    toggleOnExecute: false,
                    toggleClass: detail.toggleClass
                })])
            };
        }
    });
    const buttonPart = required({
        factory: Button,
        schema: [required$1('dom')],
        name: 'button',
        defaults: () => {
            return { buttonBehaviours: derive$1([Focusing.revoke()]) };
        },
        overrides: detail => {
            return {
                dom: {
                    tag: 'span',
                    attributes: { role: 'presentation' }
                },
                action: btn => {
                    btn.getSystem().getByUid(detail.uid).each(splitDropdown => {
                        detail.onExecute(splitDropdown, btn);
                    });
                }
            };
        }
    });
    const parts$3 = constant$1([
        arrowPart,
        buttonPart,
        optional({
            factory: {
                sketch: spec => {
                    return {
                        uid: spec.uid,
                        dom: {
                            tag: 'span',
                            styles: { display: 'none' },
                            attributes: { 'aria-hidden': 'true' },
                            innerHtml: spec.text
                        }
                    };
                }
            },
            schema: [required$1('text')],
            name: 'aria-descriptor'
        }),
        external({
            schema: [tieredMenuMarkers()],
            name: 'menu',
            defaults: detail => {
                return {
                    onExecute: (tmenu, item) => {
                        tmenu.getSystem().getByUid(detail.uid).each(splitDropdown => {
                            detail.onItemExecute(splitDropdown, tmenu, item);
                        });
                    }
                };
            }
        }),
        partType$1()
    ]);

    const factory$5 = (detail, components, spec, externals) => {
        const switchToMenu = sandbox => {
            Composing.getCurrent(sandbox).each(current => {
                Highlighting.highlightFirst(current);
                Keying.focusIn(current);
            });
        };
        const action = component => {
            const onOpenSync = switchToMenu;
            togglePopup(detail, identity, component, externals, onOpenSync, HighlightOnOpen.HighlightFirst).get(noop);
        };
        const openMenu = comp => {
            action(comp);
            return Optional.some(true);
        };
        const executeOnButton = comp => {
            const button = getPartOrDie(comp, detail, 'button');
            emitExecute(button);
            return Optional.some(true);
        };
        const buttonEvents = {
            ...derive$2([runOnAttached((component, _simulatedEvent) => {
                const ariaDescriptor = getPart(component, detail, 'aria-descriptor');
                ariaDescriptor.each(descriptor => {
                    const descriptorId = generate$6('aria');
                    set$9(descriptor.element, 'id', descriptorId);
                    set$9(component.element, 'aria-describedby', descriptorId);
                });
            })]),
            ...events$a(Optional.some(action))
        };
        const apis = {
            repositionMenus: comp => {
                if (Toggling.isOn(comp)) {
                    repositionMenus(comp);
                }
            }
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            apis,
            eventOrder: {
                ...detail.eventOrder,
                [execute$5()]: [
                    'disabling',
                    'toggling',
                    'alloy.base.behaviour'
                ]
            },
            events: buttonEvents,
            behaviours: augment(detail.splitDropdownBehaviours, [
                Coupling.config({
                    others: {
                        sandbox: hotspot => {
                            const arrow = getPartOrDie(hotspot, detail, 'arrow');
                            const extras = {
                                onOpen: () => {
                                    Toggling.on(arrow);
                                    Toggling.on(hotspot);
                                },
                                onClose: () => {
                                    Toggling.off(arrow);
                                    Toggling.off(hotspot);
                                }
                            };
                            return makeSandbox$1(detail, hotspot, extras);
                        }
                    }
                }),
                Keying.config({
                    mode: 'special',
                    onSpace: executeOnButton,
                    onEnter: executeOnButton,
                    onDown: openMenu
                }),
                Focusing.config({}),
                Toggling.config({
                    toggleOnExecute: false,
                    aria: { mode: 'expanded' }
                })
            ]),
            domModification: {
                attributes: {
                    'role': detail.role.getOr('button'),
                    'aria-haspopup': true
                }
            }
        };
    };
    const SplitDropdown = composite({
        name: 'SplitDropdown',
        configFields: schema$7(),
        partFields: parts$3(),
        factory: factory$5,
        apis: { repositionMenus: (apis, comp) => apis.repositionMenus(comp) }
    });

    const getButtonApi = component => ({
        isEnabled: () => !Disabling.isDisabled(component),
        setEnabled: state => Disabling.set(component, !state)
    });
    const getToggleApi = component => ({
        setActive: state => {
            Toggling.set(component, state);
        },
        isActive: () => Toggling.isOn(component),
        isEnabled: () => !Disabling.isDisabled(component),
        setEnabled: state => Disabling.set(component, !state)
    });
    const getTooltipAttributes = (tooltip, providersBackstage) => tooltip.map(tooltip => ({
        'aria-label': providersBackstage.translate(tooltip),
        'title': providersBackstage.translate(tooltip)
    })).getOr({});
    const focusButtonEvent = generate$6('focus-button');
    const renderCommonStructure = (icon, text, tooltip, receiver, behaviours, providersBackstage) => {
        return {
            dom: {
                tag: 'button',
                classes: ['tox-tbtn'].concat(text.isSome() ? ['tox-tbtn--select'] : []),
                attributes: getTooltipAttributes(tooltip, providersBackstage)
            },
            components: componentRenderPipeline([
                icon.map(iconName => renderIconFromPack(iconName, providersBackstage.icons)),
                text.map(text => renderLabel(text, 'tox-tbtn', providersBackstage))
            ]),
            eventOrder: {
                [mousedown()]: [
                    'focusing',
                    'alloy.base.behaviour',
                    'common-button-display-events'
                ]
            },
            buttonBehaviours: derive$1([
                DisablingConfigs.toolbarButton(providersBackstage.isDisabled),
                receivingConfig(),
                config('common-button-display-events', [run$1(mousedown(), (button, se) => {
                    se.event.prevent();
                    emit(button, focusButtonEvent);
                })])
            ].concat(receiver.map(r => Reflecting.config({
                channel: r,
                initialData: {
                    icon,
                    text
                },
                renderComponents: (data, _state) => componentRenderPipeline([
                    data.icon.map(iconName => renderIconFromPack(iconName, providersBackstage.icons)),
                    data.text.map(text => renderLabel(text, 'tox-tbtn', providersBackstage))
                ])
            })).toArray()).concat(behaviours.getOr([])))
        };
    };
    const renderFloatingToolbarButton = (spec, backstage, identifyButtons, attributes) => {
        const sharedBackstage = backstage.shared;
        return FloatingToolbarButton.sketch({
            lazySink: sharedBackstage.getSink,
            fetch: () => Future.nu(resolve => {
                resolve(map$2(identifyButtons(spec.items), renderToolbarGroup));
            }),
            markers: { toggledClass: 'tox-tbtn--enabled' },
            parts: {
                button: renderCommonStructure(spec.icon, spec.text, spec.tooltip, Optional.none(), Optional.none(), sharedBackstage.providers),
                toolbar: {
                    dom: {
                        tag: 'div',
                        classes: ['tox-toolbar__overflow'],
                        attributes
                    }
                }
            }
        });
    };
    const renderCommonToolbarButton = (spec, specialisation, providersBackstage) => {
        const editorOffCell = Cell(noop);
        const structure = renderCommonStructure(spec.icon, spec.text, spec.tooltip, Optional.none(), Optional.none(), providersBackstage);
        return Button.sketch({
            dom: structure.dom,
            components: structure.components,
            eventOrder: toolbarButtonEventOrder,
            buttonBehaviours: derive$1([
                config('toolbar-button-events', [
                    onToolbarButtonExecute({
                        onAction: spec.onAction,
                        getApi: specialisation.getApi
                    }),
                    onControlAttached(specialisation, editorOffCell),
                    onControlDetached(specialisation, editorOffCell)
                ]),
                DisablingConfigs.toolbarButton(() => !spec.enabled || providersBackstage.isDisabled()),
                receivingConfig()
            ].concat(specialisation.toolbarButtonBehaviours))
        });
    };
    const renderToolbarButton = (spec, providersBackstage) => renderToolbarButtonWith(spec, providersBackstage, []);
    const renderToolbarButtonWith = (spec, providersBackstage, bonusEvents) => renderCommonToolbarButton(spec, {
        toolbarButtonBehaviours: [].concat(bonusEvents.length > 0 ? [config('toolbarButtonWith', bonusEvents)] : []),
        getApi: getButtonApi,
        onSetup: spec.onSetup
    }, providersBackstage);
    const renderToolbarToggleButton = (spec, providersBackstage) => renderToolbarToggleButtonWith(spec, providersBackstage, []);
    const renderToolbarToggleButtonWith = (spec, providersBackstage, bonusEvents) => deepMerge(renderCommonToolbarButton(spec, {
        toolbarButtonBehaviours: [
            Replacing.config({}),
            Toggling.config({
                toggleClass: 'tox-tbtn--enabled',
                aria: { mode: 'pressed' },
                toggleOnExecute: false
            })
        ].concat(bonusEvents.length > 0 ? [config('toolbarToggleButtonWith', bonusEvents)] : []),
        getApi: getToggleApi,
        onSetup: spec.onSetup
    }, providersBackstage));
    const fetchChoices = (getApi, spec, providersBackstage) => comp => Future.nu(callback => spec.fetch(callback)).map(items => Optional.from(createTieredDataFrom(deepMerge(createPartialChoiceMenu(generate$6('menu-value'), items, value => {
        spec.onItemAction(getApi(comp), value);
    }, spec.columns, spec.presets, ItemResponse$1.CLOSE_ON_EXECUTE, spec.select.getOr(never), providersBackstage), {
        movement: deriveMenuMovement(spec.columns, spec.presets),
        menuBehaviours: SimpleBehaviours.unnamedEvents(spec.columns !== 'auto' ? [] : [runOnAttached((comp, _se) => {
            detectSize(comp, 4, classForPreset(spec.presets)).each(({ numRows, numColumns }) => {
                Keying.setGridSize(comp, numRows, numColumns);
            });
        })])
    }))));
    const renderSplitButton = (spec, sharedBackstage) => {
        const displayChannel = generate$6('channel-update-split-dropdown-display');
        const getApi = comp => ({
            isEnabled: () => !Disabling.isDisabled(comp),
            setEnabled: state => Disabling.set(comp, !state),
            setIconFill: (id, value) => {
                descendant(comp.element, 'svg path[id="' + id + '"], rect[id="' + id + '"]').each(underlinePath => {
                    set$9(underlinePath, 'fill', value);
                });
            },
            setActive: state => {
                set$9(comp.element, 'aria-pressed', state);
                descendant(comp.element, 'span').each(button => {
                    comp.getSystem().getByDom(button).each(buttonComp => Toggling.set(buttonComp, state));
                });
            },
            isActive: () => descendant(comp.element, 'span').exists(button => comp.getSystem().getByDom(button).exists(Toggling.isOn))
        });
        const editorOffCell = Cell(noop);
        const specialisation = {
            getApi,
            onSetup: spec.onSetup
        };
        return SplitDropdown.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-split-button'],
                attributes: {
                    'aria-pressed': false,
                    ...getTooltipAttributes(spec.tooltip, sharedBackstage.providers)
                }
            },
            onExecute: button => {
                spec.onAction(getApi(button));
            },
            onItemExecute: (_a, _b, _c) => {},
            splitDropdownBehaviours: derive$1([
                DisablingConfigs.splitButton(sharedBackstage.providers.isDisabled),
                receivingConfig(),
                config('split-dropdown-events', [
                    run$1(focusButtonEvent, Focusing.focus),
                    onControlAttached(specialisation, editorOffCell),
                    onControlDetached(specialisation, editorOffCell)
                ]),
                Unselecting.config({})
            ]),
            eventOrder: {
                [attachedToDom()]: [
                    'alloy.base.behaviour',
                    'split-dropdown-events'
                ]
            },
            toggleClass: 'tox-tbtn--enabled',
            lazySink: sharedBackstage.getSink,
            fetch: fetchChoices(getApi, spec, sharedBackstage.providers),
            parts: { menu: part(false, spec.columns, spec.presets) },
            components: [
                SplitDropdown.parts.button(renderCommonStructure(spec.icon, spec.text, Optional.none(), Optional.some(displayChannel), Optional.some([Toggling.config({
                    toggleClass: 'tox-tbtn--enabled',
                    toggleOnExecute: false
                })]), sharedBackstage.providers)),
                SplitDropdown.parts.arrow({
                    dom: {
                        tag: 'button',
                        classes: [
                            'tox-tbtn',
                            'tox-split-button__chevron'
                        ],
                        innerHtml: get$2('chevron-down', sharedBackstage.providers.icons)
                    },
                    buttonBehaviours: derive$1([
                        DisablingConfigs.splitButton(sharedBackstage.providers.isDisabled),
                        receivingConfig(),
                        addFocusableBehaviour()
                    ])
                }),
                SplitDropdown.parts['aria-descriptor']({ text: sharedBackstage.providers.translate('To open the popup, press Shift+Enter') })
            ]
        });
    };

    const defaultToolbar = [{
            name: 'history',
            items: [
                'undo',
                'redo'
            ]
        },
        {
            name: 'styles',
            items: ['styles']
        },
        {
            name: 'formatting',
            items: [
                'bold',
                'italic'
            ]
        },
        {
            name: 'alignment',
            items: [
                'alignleft',
                'aligncenter',
                'alignright',
                'alignjustify'
            ]
        },
        {
            name: 'indentation',
            items: [
                'outdent',
                'indent'
            ]
        },
        {
            name: 'permanent pen',
            items: ['permanentpen']
        },
        {
            name: 'comments',
            items: ['addcomment']
        }
    ];
    const renderFromBridge = (bridgeBuilder, render) => (spec, extras, editor) => {
        const internal = bridgeBuilder(spec).mapError(errInfo => formatError(errInfo)).getOrDie();
        return render(internal, extras, editor);
    };
    const types = {
        button: renderFromBridge(createToolbarButton, (s, extras) => renderToolbarButton(s, extras.backstage.shared.providers)),
        togglebutton: renderFromBridge(createToggleButton, (s, extras) => renderToolbarToggleButton(s, extras.backstage.shared.providers)),
        menubutton: renderFromBridge(createMenuButton, (s, extras) => renderMenuButton(s, 'tox-tbtn', extras.backstage, Optional.none())),
        splitbutton: renderFromBridge(createSplitButton, (s, extras) => renderSplitButton(s, extras.backstage.shared)),
        grouptoolbarbutton: renderFromBridge(createGroupToolbarButton, (s, extras, editor) => {
            const buttons = editor.ui.registry.getAll().buttons;
            const identify = toolbar => identifyButtons(editor, {
                buttons,
                toolbar,
                allowToolbarGroups: false
            }, extras, Optional.none());
            const attributes = {
                [Attribute]: extras.backstage.shared.header.isPositionedAtTop() ? AttributeValue.TopToBottom : AttributeValue.BottomToTop };
            switch (getToolbarMode(editor)) {
                case ToolbarMode$1.floating:
                    return renderFloatingToolbarButton(s, extras.backstage, identify, attributes);
                default:
                    throw new Error('Toolbar groups are only supported when using floating toolbar mode');
            }
        }),
        styleSelectButton: (editor, extras) => createStylesButton(editor, extras.backstage),
        fontsizeSelectButton: (editor, extras) => createFontSizeButton(editor, extras.backstage),
        fontSelectButton: (editor, extras) => createFontFamilyButton(editor, extras.backstage),
        formatButton: (editor, extras) => createBlocksButton(editor, extras.backstage),
        alignMenuButton: (editor, extras) => createAlignButton(editor, extras.backstage)
    };
    const extractFrom = (spec, extras, editor) => get$g(types, spec.type).fold(() => {
        console.error('skipping button defined by', spec);
        return Optional.none();
    }, render => Optional.some(render(spec, extras, editor)));
    const bespokeButtons = {
        styles: types.styleSelectButton,
        fontsize: types.fontsizeSelectButton,
        fontfamily: types.fontSelectButton,
        blocks: types.formatButton,
        align: types.alignMenuButton
    };
    const removeUnusedDefaults = buttons => {
        const filteredItemGroups = map$2(defaultToolbar, group => {
            const items = filter$2(group.items, subItem => has$2(buttons, subItem) || has$2(bespokeButtons, subItem));
            return {
                name: group.name,
                items
            };
        });
        return filter$2(filteredItemGroups, group => group.items.length > 0);
    };
    const convertStringToolbar = strToolbar => {
        const groupsStrings = strToolbar.split('|');
        return map$2(groupsStrings, g => ({ items: g.trim().split(' ') }));
    };
    const isToolbarGroupSettingArray = toolbar => isArrayOf(toolbar, t => has$2(t, 'name') && has$2(t, 'items'));
    const createToolbar = toolbarConfig => {
        const toolbar = toolbarConfig.toolbar;
        const buttons = toolbarConfig.buttons;
        if (toolbar === false) {
            return [];
        } else if (toolbar === undefined || toolbar === true) {
            return removeUnusedDefaults(buttons);
        } else if (isString(toolbar)) {
            return convertStringToolbar(toolbar);
        } else if (isToolbarGroupSettingArray(toolbar)) {
            return toolbar;
        } else {
            console.error('Toolbar type should be string, string[], boolean or ToolbarGroup[]');
            return [];
        }
    };
    const lookupButton = (editor, buttons, toolbarItem, allowToolbarGroups, extras, prefixes) => get$g(buttons, toolbarItem.toLowerCase()).orThunk(() => prefixes.bind(ps => findMap(ps, prefix => get$g(buttons, prefix + toolbarItem.toLowerCase())))).fold(() => get$g(bespokeButtons, toolbarItem.toLowerCase()).map(r => r(editor, extras)).orThunk(() => Optional.none()), spec => {
        if (spec.type === 'grouptoolbarbutton' && !allowToolbarGroups) {
            console.warn(`Ignoring the '${ toolbarItem }' toolbar button. Group toolbar buttons are only supported when using floating toolbar mode and cannot be nested.`);
            return Optional.none();
        } else {
            return extractFrom(spec, extras, editor);
        }
    });
    const identifyButtons = (editor, toolbarConfig, extras, prefixes) => {
        const toolbarGroups = createToolbar(toolbarConfig);
        const groups = map$2(toolbarGroups, group => {
            const items = bind$3(group.items, toolbarItem => toolbarItem.trim().length === 0 ? [] : lookupButton(editor, toolbarConfig.buttons, toolbarItem, toolbarConfig.allowToolbarGroups, extras, prefixes).toArray());
            return {
                title: Optional.from(editor.translate(group.name)),
                items
            };
        });
        return filter$2(groups, group => group.items.length > 0);
    };

    const setToolbar = (editor, uiComponents, rawUiConfig, backstage) => {
        const comp = uiComponents.outerContainer;
        const toolbarConfig = rawUiConfig.toolbar;
        const toolbarButtonsConfig = rawUiConfig.buttons;
        if (isArrayOf(toolbarConfig, isString)) {
            const toolbars = toolbarConfig.map(t => {
                const config = {
                    toolbar: t,
                    buttons: toolbarButtonsConfig,
                    allowToolbarGroups: rawUiConfig.allowToolbarGroups
                };
                return identifyButtons(editor, config, { backstage }, Optional.none());
            });
            OuterContainer.setToolbars(comp, toolbars);
        } else {
            OuterContainer.setToolbar(comp, identifyButtons(editor, rawUiConfig, { backstage }, Optional.none()));
        }
    };

    const detection = detect$1();
    const isiOS12 = detection.os.isiOS() && detection.os.version.major <= 12;
    const setupEvents$1 = (editor, uiComponents) => {
        const dom = editor.dom;
        let contentWindow = editor.getWin();
        const initialDocEle = editor.getDoc().documentElement;
        const lastWindowDimensions = Cell(SugarPosition(contentWindow.innerWidth, contentWindow.innerHeight));
        const lastDocumentDimensions = Cell(SugarPosition(initialDocEle.offsetWidth, initialDocEle.offsetHeight));
        const resizeWindow = () => {
            const outer = lastWindowDimensions.get();
            if (outer.left !== contentWindow.innerWidth || outer.top !== contentWindow.innerHeight) {
                lastWindowDimensions.set(SugarPosition(contentWindow.innerWidth, contentWindow.innerHeight));
                fireResizeContent(editor);
            }
        };
        const resizeDocument = () => {
            const docEle = editor.getDoc().documentElement;
            const inner = lastDocumentDimensions.get();
            if (inner.left !== docEle.offsetWidth || inner.top !== docEle.offsetHeight) {
                lastDocumentDimensions.set(SugarPosition(docEle.offsetWidth, docEle.offsetHeight));
                fireResizeContent(editor);
            }
        };
        const scroll = e => fireScrollContent(editor, e);
        dom.bind(contentWindow, 'resize', resizeWindow);
        dom.bind(contentWindow, 'scroll', scroll);
        const elementLoad = capture(SugarElement.fromDom(editor.getBody()), 'load', resizeDocument);
        const mothership = uiComponents.uiMothership.element;
        editor.on('hide', () => {
            set$8(mothership, 'display', 'none');
        });
        editor.on('show', () => {
            remove$6(mothership, 'display');
        });
        editor.on('NodeChange', resizeDocument);
        editor.on('remove', () => {
            elementLoad.unbind();
            dom.unbind(contentWindow, 'resize', resizeWindow);
            dom.unbind(contentWindow, 'scroll', scroll);
            contentWindow = null;
        });
    };
    const render$1 = (editor, uiComponents, rawUiConfig, backstage, args) => {
        const lastToolbarWidth = Cell(0);
        const outerContainer = uiComponents.outerContainer;
        iframe(editor);
        const eTargetNode = SugarElement.fromDom(args.targetNode);
        const uiRoot = getContentContainer(getRootNode(eTargetNode));
        attachSystemAfter(eTargetNode, uiComponents.mothership);
        attachSystem(uiRoot, uiComponents.uiMothership);
        editor.on('PostRender', () => {
            setToolbar(editor, uiComponents, rawUiConfig, backstage);
            lastToolbarWidth.set(editor.getWin().innerWidth);
            OuterContainer.setMenubar(outerContainer, identifyMenus(editor, rawUiConfig));
            OuterContainer.setSidebar(outerContainer, rawUiConfig.sidebar);
            setupEvents$1(editor, uiComponents);
        });
        const socket = OuterContainer.getSocket(outerContainer).getOrDie('Could not find expected socket element');
        if (isiOS12) {
            setAll(socket.element, {
                'overflow': 'scroll',
                '-webkit-overflow-scrolling': 'touch'
            });
            const limit = first(() => {
                editor.dispatch('ScrollContent');
            }, 20);
            const unbinder = bind(socket.element, 'scroll', limit.throttle);
            editor.on('remove', unbinder.unbind);
        }
        setupReadonlyModeSwitch(editor, uiComponents);
        editor.addCommand('ToggleSidebar', (_ui, value) => {
            OuterContainer.toggleSidebar(outerContainer, value);
            editor.dispatch('ToggleSidebar');
        });
        editor.addQueryValueHandler('ToggleSidebar', () => OuterContainer.whichSidebar(outerContainer));
        const toolbarMode = getToolbarMode(editor);
        const refreshDrawer = () => {
            OuterContainer.refreshToolbar(uiComponents.outerContainer);
        };
        if (toolbarMode === ToolbarMode$1.sliding || toolbarMode === ToolbarMode$1.floating) {
            editor.on('ResizeWindow ResizeEditor ResizeContent', () => {
                const width = editor.getWin().innerWidth;
                if (width !== lastToolbarWidth.get()) {
                    refreshDrawer();
                    lastToolbarWidth.set(width);
                }
            });
        }
        const api = {
            setEnabled: state => {
                broadcastReadonly(uiComponents, !state);
            },
            isEnabled: () => !Disabling.isDisabled(outerContainer)
        };
        return {
            iframeContainer: socket.element.dom,
            editorContainer: outerContainer.element.dom,
            api
        };
    };

    var Iframe = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        render: render$1
    });

    const parseToInt = val => {
        const re = /^[0-9\.]+(|px)$/i;
        if (re.test('' + val)) {
            return Optional.some(parseInt('' + val, 10));
        }
        return Optional.none();
    };
    const numToPx = val => isNumber(val) ? val + 'px' : val;
    const calcCappedSize = (size, minSize, maxSize) => {
        const minOverride = minSize.filter(min => size < min);
        const maxOverride = maxSize.filter(max => size > max);
        return minOverride.or(maxOverride).getOr(size);
    };

    const getHeight = editor => {
        const baseHeight = getHeightOption(editor);
        const minHeight = getMinHeightOption(editor);
        const maxHeight = getMaxHeightOption(editor);
        return parseToInt(baseHeight).map(height => calcCappedSize(height, minHeight, maxHeight));
    };
    const getHeightWithFallback = editor => {
        const height = getHeight(editor);
        return height.getOr(getHeightOption(editor));
    };
    const getWidth = editor => {
        const baseWidth = getWidthOption(editor);
        const minWidth = getMinWidthOption(editor);
        const maxWidth = getMaxWidthOption(editor);
        return parseToInt(baseWidth).map(width => calcCappedSize(width, minWidth, maxWidth));
    };
    const getWidthWithFallback = editor => {
        const width = getWidth(editor);
        return width.getOr(getWidthOption(editor));
    };

    const { ToolbarLocation, ToolbarMode } = Options;
    const InlineHeader = (editor, targetElm, uiComponents, backstage, floatContainer) => {
        const { uiMothership, outerContainer } = uiComponents;
        const DOM = global$7.DOM;
        const useFixedToolbarContainer = useFixedContainer(editor);
        const isSticky = isStickyToolbar(editor);
        const editorMaxWidthOpt = getMaxWidthOption(editor).or(getWidth(editor));
        const headerBackstage = backstage.shared.header;
        const isPositionedAtTop = headerBackstage.isPositionedAtTop;
        const toolbarMode = getToolbarMode(editor);
        const isSplitToolbar = toolbarMode === ToolbarMode.sliding || toolbarMode === ToolbarMode.floating;
        const visible = Cell(false);
        const isVisible = () => visible.get() && !editor.removed;
        const calcToolbarOffset = toolbar => isSplitToolbar ? toolbar.fold(constant$1(0), tbar => tbar.components().length > 1 ? get$d(tbar.components()[1].element) : 0) : 0;
        const calcMode = container => {
            switch (getToolbarLocation(editor)) {
                case ToolbarLocation.auto:
                    const toolbar = OuterContainer.getToolbar(outerContainer);
                    const offset = calcToolbarOffset(toolbar);
                    const toolbarHeight = get$d(container.element) - offset;
                    const targetBounds = box$1(targetElm);
                    const roomAtTop = targetBounds.y > toolbarHeight;
                    if (roomAtTop) {
                        return 'top';
                    } else {
                        const doc = documentElement(targetElm);
                        const docHeight = Math.max(doc.dom.scrollHeight, get$d(doc));
                        const roomAtBottom = targetBounds.bottom < docHeight - toolbarHeight;
                        if (roomAtBottom) {
                            return 'bottom';
                        } else {
                            const winBounds = win();
                            const isRoomAtBottomViewport = winBounds.bottom < targetBounds.bottom - toolbarHeight;
                            return isRoomAtBottomViewport ? 'bottom' : 'top';
                        }
                    }
                case ToolbarLocation.bottom:
                    return 'bottom';
                case ToolbarLocation.top:
                default:
                    return 'top';
            }
        };
        const setupMode = mode => {
            const container = floatContainer.get();
            Docking.setModes(container, [mode]);
            headerBackstage.setDockingMode(mode);
            const verticalDir = isPositionedAtTop() ? AttributeValue.TopToBottom : AttributeValue.BottomToTop;
            set$9(container.element, Attribute, verticalDir);
        };
        const updateChromeWidth = () => {
            const maxWidth = editorMaxWidthOpt.getOrThunk(() => {
                const bodyMargin = parseToInt(get$e(body(), 'margin-left')).getOr(0);
                return get$c(body()) - absolute$3(targetElm).left + bodyMargin;
            });
            set$8(floatContainer.get().element, 'max-width', maxWidth + 'px');
        };
        const updateChromePosition = () => {
            const toolbar = OuterContainer.getToolbar(outerContainer);
            const offset = calcToolbarOffset(toolbar);
            const targetBounds = box$1(targetElm);
            const top = isPositionedAtTop() ? Math.max(targetBounds.y - get$d(floatContainer.get().element) + offset, 0) : targetBounds.bottom;
            setAll(outerContainer.element, {
                position: 'absolute',
                top: Math.round(top) + 'px',
                left: Math.round(targetBounds.x) + 'px'
            });
        };
        const repositionPopups$1 = () => {
            uiMothership.broadcastOn([repositionPopups()], {});
        };
        const updateChromeUi = (resetDocking = false) => {
            if (!isVisible()) {
                return;
            }
            if (!useFixedToolbarContainer) {
                updateChromeWidth();
            }
            if (isSplitToolbar) {
                OuterContainer.refreshToolbar(outerContainer);
            }
            if (!useFixedToolbarContainer) {
                updateChromePosition();
            }
            if (isSticky) {
                const floatContainerComp = floatContainer.get();
                resetDocking ? Docking.reset(floatContainerComp) : Docking.refresh(floatContainerComp);
            }
            repositionPopups$1();
        };
        const updateMode = (updateUi = true) => {
            if (useFixedToolbarContainer || !isSticky || !isVisible()) {
                return;
            }
            const currentMode = headerBackstage.getDockingMode();
            const newMode = calcMode(floatContainer.get());
            if (newMode !== currentMode) {
                setupMode(newMode);
                if (updateUi) {
                    updateChromeUi(true);
                }
            }
        };
        const show = () => {
            visible.set(true);
            set$8(outerContainer.element, 'display', 'flex');
            DOM.addClass(editor.getBody(), 'mce-edit-focus');
            remove$6(uiMothership.element, 'display');
            updateMode(false);
            updateChromeUi();
        };
        const hide = () => {
            visible.set(false);
            if (uiComponents.outerContainer) {
                set$8(outerContainer.element, 'display', 'none');
                DOM.removeClass(editor.getBody(), 'mce-edit-focus');
            }
            set$8(uiMothership.element, 'display', 'none');
        };
        return {
            isVisible,
            isPositionedAtTop,
            show,
            hide,
            update: updateChromeUi,
            updateMode,
            repositionPopups: repositionPopups$1
        };
    };

    const getTargetPosAndBounds = (targetElm, isToolbarTop) => {
        const bounds = box$1(targetElm);
        return {
            pos: isToolbarTop ? bounds.y : bounds.bottom,
            bounds
        };
    };
    const setupEvents = (editor, targetElm, ui, toolbarPersist) => {
        const prevPosAndBounds = Cell(getTargetPosAndBounds(targetElm, ui.isPositionedAtTop()));
        const resizeContent = e => {
            const { pos, bounds } = getTargetPosAndBounds(targetElm, ui.isPositionedAtTop());
            const {
                pos: prevPos,
                bounds: prevBounds
            } = prevPosAndBounds.get();
            const hasResized = bounds.height !== prevBounds.height || bounds.width !== prevBounds.width;
            prevPosAndBounds.set({
                pos,
                bounds
            });
            if (hasResized) {
                fireResizeContent(editor, e);
            }
            if (ui.isVisible()) {
                if (prevPos !== pos) {
                    ui.update(true);
                } else if (hasResized) {
                    ui.updateMode();
                    ui.repositionPopups();
                }
            }
        };
        if (!toolbarPersist) {
            editor.on('activate', ui.show);
            editor.on('deactivate', ui.hide);
        }
        editor.on('SkinLoaded ResizeWindow', () => ui.update(true));
        editor.on('NodeChange keydown', e => {
            requestAnimationFrame(() => resizeContent(e));
        });
        editor.on('ScrollWindow', () => ui.updateMode());
        const elementLoad = unbindable();
        elementLoad.set(capture(SugarElement.fromDom(editor.getBody()), 'load', resizeContent));
        editor.on('remove', () => {
            elementLoad.clear();
        });
    };
    const render = (editor, uiComponents, rawUiConfig, backstage, args) => {
        const { mothership, uiMothership, outerContainer } = uiComponents;
        const floatContainer = Cell(null);
        const targetElm = SugarElement.fromDom(args.targetNode);
        const ui = InlineHeader(editor, targetElm, uiComponents, backstage, floatContainer);
        const toolbarPersist = isToolbarPersist(editor);
        inline(editor);
        const render = () => {
            if (floatContainer.get()) {
                ui.show();
                return;
            }
            floatContainer.set(OuterContainer.getHeader(outerContainer).getOrDie());
            const uiContainer = getUiContainer(editor);
            attachSystem(uiContainer, mothership);
            attachSystem(uiContainer, uiMothership);
            setToolbar(editor, uiComponents, rawUiConfig, backstage);
            OuterContainer.setMenubar(outerContainer, identifyMenus(editor, rawUiConfig));
            ui.show();
            setupEvents(editor, targetElm, ui, toolbarPersist);
            editor.nodeChanged();
        };
        editor.on('show', render);
        editor.on('hide', ui.hide);
        if (!toolbarPersist) {
            editor.on('focus', render);
            editor.on('blur', ui.hide);
        }
        editor.on('init', () => {
            if (editor.hasFocus() || toolbarPersist) {
                render();
            }
        });
        setupReadonlyModeSwitch(editor, uiComponents);
        const api = {
            show: () => {
                render();
            },
            hide: () => {
                ui.hide();
            },
            setEnabled: state => {
                broadcastReadonly(uiComponents, !state);
            },
            isEnabled: () => !Disabling.isDisabled(outerContainer)
        };
        return {
            editorContainer: outerContainer.element.dom,
            api
        };
    };

    var Inline = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        render: render
    });

    const showContextToolbarEvent = 'contexttoolbar-show';
    const hideContextToolbarEvent = 'contexttoolbar-hide';

    const getFormApi = input => ({
        hide: () => emit(input, sandboxClose()),
        getValue: () => Representing.getValue(input)
    });
    const runOnExecute = (memInput, original) => run$1(internalToolbarButtonExecute, (comp, se) => {
        const input = memInput.get(comp);
        const formApi = getFormApi(input);
        original.onAction(formApi, se.event.buttonApi);
    });
    const renderContextButton = (memInput, button, extras) => {
        const { primary, ...rest } = button.original;
        const bridged = getOrDie(createToolbarButton({
            ...rest,
            type: 'button',
            onAction: noop
        }));
        return renderToolbarButtonWith(bridged, extras.backstage.shared.providers, [runOnExecute(memInput, button)]);
    };
    const renderContextToggleButton = (memInput, button, extras) => {
        const { primary, ...rest } = button.original;
        const bridged = getOrDie(createToggleButton({
            ...rest,
            type: 'togglebutton',
            onAction: noop
        }));
        return renderToolbarToggleButtonWith(bridged, extras.backstage.shared.providers, [runOnExecute(memInput, button)]);
    };
    const generateOne = (memInput, button, providersBackstage) => {
        const extras = { backstage: { shared: { providers: providersBackstage } } };
        if (button.type === 'contextformtogglebutton') {
            return renderContextToggleButton(memInput, button, extras);
        } else {
            return renderContextButton(memInput, button, extras);
        }
    };
    const generate = (memInput, buttons, providersBackstage) => {
        const mementos = map$2(buttons, button => record(generateOne(memInput, button, providersBackstage)));
        const asSpecs = () => map$2(mementos, mem => mem.asSpec());
        const findPrimary = compInSystem => findMap(buttons, (button, i) => {
            if (button.primary) {
                return Optional.from(mementos[i]).bind(mem => mem.getOpt(compInSystem)).filter(not(Disabling.isDisabled));
            } else {
                return Optional.none();
            }
        });
        return {
            asSpecs,
            findPrimary
        };
    };

    const buildInitGroups = (ctx, providers) => {
        const inputAttributes = ctx.label.fold(() => ({}), label => ({ 'aria-label': label }));
        const memInput = record(Input.sketch({
            inputClasses: [
                'tox-toolbar-textfield',
                'tox-toolbar-nav-js'
            ],
            data: ctx.initValue(),
            inputAttributes,
            selectOnFocus: true,
            inputBehaviours: derive$1([Keying.config({
                mode: 'special',
                onEnter: input => commands.findPrimary(input).map(primary => {
                    emitExecute(primary);
                    return true;
                }),
                onLeft: (comp, se) => {
                    se.cut();
                    return Optional.none();
                },
                onRight: (comp, se) => {
                    se.cut();
                    return Optional.none();
                }
            })])
        }));
        const commands = generate(memInput, ctx.commands, providers);
        return [{
                title: Optional.none(),
                items: [memInput.asSpec()]
            },
            {
                title: Optional.none(),
                items: commands.asSpecs()
            }
        ];
    };
    const renderContextForm = (toolbarType, ctx, providers) => renderToolbar({
        type: toolbarType,
        uid: generate$6('context-toolbar'),
        initGroups: buildInitGroups(ctx, providers),
        onEscape: Optional.none,
        cyclicKeying: true,
        providers
    });
    const ContextForm = {
        renderContextForm,
        buildInitGroups
    };

    const isVerticalOverlap = (a, b, threshold = 0.01) => b.bottom - a.y >= threshold && a.bottom - b.y >= threshold;
    const getRangeRect = rng => {
        const rect = rng.getBoundingClientRect();
        if (rect.height <= 0 && rect.width <= 0) {
            const leaf$1 = leaf(SugarElement.fromDom(rng.startContainer), rng.startOffset).element;
            const elm = isText(leaf$1) ? parent(leaf$1) : Optional.some(leaf$1);
            return elm.filter(isElement$1).map(e => e.dom.getBoundingClientRect()).getOr(rect);
        } else {
            return rect;
        }
    };
    const getSelectionBounds = editor => {
        const rng = editor.selection.getRng();
        const rect = getRangeRect(rng);
        if (editor.inline) {
            const scroll = get$b();
            return bounds(scroll.left + rect.left, scroll.top + rect.top, rect.width, rect.height);
        } else {
            const bodyPos = absolute$2(SugarElement.fromDom(editor.getBody()));
            return bounds(bodyPos.x + rect.left, bodyPos.y + rect.top, rect.width, rect.height);
        }
    };
    const getAnchorElementBounds = (editor, lastElement) => lastElement.filter(inBody).map(absolute$2).getOrThunk(() => getSelectionBounds(editor));
    const getHorizontalBounds = (contentAreaBox, viewportBounds, margin) => {
        const x = Math.max(contentAreaBox.x + margin, viewportBounds.x);
        const right = Math.min(contentAreaBox.right - margin, viewportBounds.right);
        return {
            x,
            width: right - x
        };
    };
    const getVerticalBounds = (editor, contentAreaBox, viewportBounds, isToolbarLocationTop, toolbarType, margin) => {
        const container = SugarElement.fromDom(editor.getContainer());
        const header = descendant(container, '.tox-editor-header').getOr(container);
        const headerBox = box$1(header);
        const isToolbarBelowContentArea = headerBox.y >= contentAreaBox.bottom;
        const isToolbarAbove = isToolbarLocationTop && !isToolbarBelowContentArea;
        if (editor.inline && isToolbarAbove) {
            return {
                y: Math.max(headerBox.bottom + margin, viewportBounds.y),
                bottom: viewportBounds.bottom
            };
        }
        if (editor.inline && !isToolbarAbove) {
            return {
                y: viewportBounds.y,
                bottom: Math.min(headerBox.y - margin, viewportBounds.bottom)
            };
        }
        const containerBounds = toolbarType === 'line' ? box$1(container) : contentAreaBox;
        if (isToolbarAbove) {
            return {
                y: Math.max(headerBox.bottom + margin, viewportBounds.y),
                bottom: Math.min(containerBounds.bottom - margin, viewportBounds.bottom)
            };
        }
        return {
            y: Math.max(containerBounds.y + margin, viewportBounds.y),
            bottom: Math.min(headerBox.y - margin, viewportBounds.bottom)
        };
    };
    const getContextToolbarBounds = (editor, sharedBackstage, toolbarType, margin = 0) => {
        const viewportBounds = getBounds$3(window);
        const contentAreaBox = box$1(SugarElement.fromDom(editor.getContentAreaContainer()));
        const toolbarOrMenubarEnabled = isMenubarEnabled(editor) || isToolbarEnabled(editor) || isMultipleToolbars(editor);
        const { x, width } = getHorizontalBounds(contentAreaBox, viewportBounds, margin);
        if (editor.inline && !toolbarOrMenubarEnabled) {
            return bounds(x, viewportBounds.y, width, viewportBounds.height);
        } else {
            const isToolbarTop = sharedBackstage.header.isPositionedAtTop();
            const { y, bottom } = getVerticalBounds(editor, contentAreaBox, viewportBounds, isToolbarTop, toolbarType, margin);
            return bounds(x, y, width, bottom - y);
        }
    };

    const bubbleSize$1 = 12;
    const bubbleAlignments$1 = {
        valignCentre: [],
        alignCentre: [],
        alignLeft: ['tox-pop--align-left'],
        alignRight: ['tox-pop--align-right'],
        right: ['tox-pop--right'],
        left: ['tox-pop--left'],
        bottom: ['tox-pop--bottom'],
        top: ['tox-pop--top'],
        inset: ['tox-pop--inset']
    };
    const anchorOverrides = {
        maxHeightFunction: expandable$1(),
        maxWidthFunction: expandable()
    };
    const isEntireElementSelected = (editor, elem) => {
        const rng = editor.selection.getRng();
        const leaf$1 = leaf(SugarElement.fromDom(rng.startContainer), rng.startOffset);
        return rng.startContainer === rng.endContainer && rng.startOffset === rng.endOffset - 1 && eq(leaf$1.element, elem);
    };
    const preservePosition = (elem, position, f) => {
        const currentPosition = getRaw(elem, 'position');
        set$8(elem, 'position', position);
        const result = f(elem);
        currentPosition.each(pos => set$8(elem, 'position', pos));
        return result;
    };
    const shouldUseInsetLayouts = position => position === 'node';
    const determineInsetLayout = (editor, contextbar, elem, data, bounds) => {
        const selectionBounds = getSelectionBounds(editor);
        const isSameAnchorElement = data.lastElement().exists(prev => eq(elem, prev));
        if (isEntireElementSelected(editor, elem)) {
            return isSameAnchorElement ? preserve : north;
        } else if (isSameAnchorElement) {
            return preservePosition(contextbar, data.getMode(), () => {
                const isOverlapping = isVerticalOverlap(selectionBounds, box$1(contextbar));
                return isOverlapping && !data.isReposition() ? flip : preserve;
            });
        } else {
            const yBounds = data.getMode() === 'fixed' ? bounds.y + get$b().top : bounds.y;
            const contextbarHeight = get$d(contextbar) + bubbleSize$1;
            return yBounds + contextbarHeight <= selectionBounds.y ? north : south;
        }
    };
    const getAnchorSpec$2 = (editor, mobile, data, position) => {
        const smartInsetLayout = elem => (anchor, element, bubbles, placee, bounds) => {
            const layout = determineInsetLayout(editor, placee, elem, data, bounds);
            const newAnchor = {
                ...anchor,
                y: bounds.y,
                height: bounds.height
            };
            return {
                ...layout(newAnchor, element, bubbles, placee, bounds),
                alwaysFit: true
            };
        };
        const getInsetLayouts = elem => shouldUseInsetLayouts(position) ? [smartInsetLayout(elem)] : [];
        const desktopAnchorSpecLayouts = {
            onLtr: elem => [
                north$2,
                south$2,
                northeast$2,
                southeast$2,
                northwest$2,
                southwest$2
            ].concat(getInsetLayouts(elem)),
            onRtl: elem => [
                north$2,
                south$2,
                northwest$2,
                southwest$2,
                northeast$2,
                southeast$2
            ].concat(getInsetLayouts(elem))
        };
        const mobileAnchorSpecLayouts = {
            onLtr: elem => [
                south$2,
                southeast$2,
                southwest$2,
                northeast$2,
                northwest$2,
                north$2
            ].concat(getInsetLayouts(elem)),
            onRtl: elem => [
                south$2,
                southwest$2,
                southeast$2,
                northwest$2,
                northeast$2,
                north$2
            ].concat(getInsetLayouts(elem))
        };
        return mobile ? mobileAnchorSpecLayouts : desktopAnchorSpecLayouts;
    };
    const getAnchorLayout = (editor, position, isTouch, data) => {
        if (position === 'line') {
            return {
                bubble: nu$5(bubbleSize$1, 0, bubbleAlignments$1),
                layouts: {
                    onLtr: () => [east$2],
                    onRtl: () => [west$2]
                },
                overrides: anchorOverrides
            };
        } else {
            return {
                bubble: nu$5(0, bubbleSize$1, bubbleAlignments$1, 1 / bubbleSize$1),
                layouts: getAnchorSpec$2(editor, isTouch, data, position),
                overrides: anchorOverrides
            };
        }
    };

    const matchTargetWith = (elem, candidates) => {
        const ctxs = filter$2(candidates, toolbarApi => toolbarApi.predicate(elem.dom));
        const { pass, fail } = partition$3(ctxs, t => t.type === 'contexttoolbar');
        return {
            contextToolbars: pass,
            contextForms: fail
        };
    };
    const filterByPositionForStartNode = toolbars => {
        if (toolbars.length <= 1) {
            return toolbars;
        } else {
            const doesPositionExist = value => exists(toolbars, t => t.position === value);
            const filterToolbarsByPosition = value => filter$2(toolbars, t => t.position === value);
            const hasSelectionToolbars = doesPositionExist('selection');
            const hasNodeToolbars = doesPositionExist('node');
            if (hasSelectionToolbars || hasNodeToolbars) {
                if (hasNodeToolbars && hasSelectionToolbars) {
                    const nodeToolbars = filterToolbarsByPosition('node');
                    const selectionToolbars = map$2(filterToolbarsByPosition('selection'), t => ({
                        ...t,
                        position: 'node'
                    }));
                    return nodeToolbars.concat(selectionToolbars);
                } else {
                    return hasSelectionToolbars ? filterToolbarsByPosition('selection') : filterToolbarsByPosition('node');
                }
            } else {
                return filterToolbarsByPosition('line');
            }
        }
    };
    const filterByPositionForAncestorNode = toolbars => {
        if (toolbars.length <= 1) {
            return toolbars;
        } else {
            const findPosition = value => find$5(toolbars, t => t.position === value);
            const basePosition = findPosition('selection').orThunk(() => findPosition('node')).orThunk(() => findPosition('line')).map(t => t.position);
            return basePosition.fold(() => [], pos => filter$2(toolbars, t => t.position === pos));
        }
    };
    const matchStartNode = (elem, nodeCandidates, editorCandidates) => {
        const nodeMatches = matchTargetWith(elem, nodeCandidates);
        if (nodeMatches.contextForms.length > 0) {
            return Optional.some({
                elem,
                toolbars: [nodeMatches.contextForms[0]]
            });
        } else {
            const editorMatches = matchTargetWith(elem, editorCandidates);
            if (editorMatches.contextForms.length > 0) {
                return Optional.some({
                    elem,
                    toolbars: [editorMatches.contextForms[0]]
                });
            } else if (nodeMatches.contextToolbars.length > 0 || editorMatches.contextToolbars.length > 0) {
                const toolbars = filterByPositionForStartNode(nodeMatches.contextToolbars.concat(editorMatches.contextToolbars));
                return Optional.some({
                    elem,
                    toolbars
                });
            } else {
                return Optional.none();
            }
        }
    };
    const matchAncestor = (isRoot, startNode, scopes) => {
        if (isRoot(startNode)) {
            return Optional.none();
        } else {
            return ancestor$2(startNode, ancestorElem => {
                if (isElement$1(ancestorElem)) {
                    const { contextToolbars, contextForms } = matchTargetWith(ancestorElem, scopes.inNodeScope);
                    const toolbars = contextForms.length > 0 ? contextForms : filterByPositionForAncestorNode(contextToolbars);
                    return toolbars.length > 0 ? Optional.some({
                        elem: ancestorElem,
                        toolbars
                    }) : Optional.none();
                } else {
                    return Optional.none();
                }
            }, isRoot);
        }
    };
    const lookup$1 = (scopes, editor) => {
        const rootElem = SugarElement.fromDom(editor.getBody());
        const isRoot = elem => eq(elem, rootElem);
        const isOutsideRoot = startNode => !isRoot(startNode) && !contains(rootElem, startNode);
        const startNode = SugarElement.fromDom(editor.selection.getNode());
        if (isOutsideRoot(startNode)) {
            return Optional.none();
        }
        return matchStartNode(startNode, scopes.inNodeScope, scopes.inEditorScope).orThunk(() => matchAncestor(isRoot, startNode, scopes));
    };

    const categorise = (contextToolbars, navigate) => {
        const forms = {};
        const inNodeScope = [];
        const inEditorScope = [];
        const formNavigators = {};
        const lookupTable = {};
        const registerForm = (key, toolbarSpec) => {
            const contextForm = getOrDie(createContextForm(toolbarSpec));
            forms[key] = contextForm;
            contextForm.launch.map(launch => {
                formNavigators['form:' + key + ''] = {
                    ...toolbarSpec.launch,
                    type: launch.type === 'contextformtogglebutton' ? 'togglebutton' : 'button',
                    onAction: () => {
                        navigate(contextForm);
                    }
                };
            });
            if (contextForm.scope === 'editor') {
                inEditorScope.push(contextForm);
            } else {
                inNodeScope.push(contextForm);
            }
            lookupTable[key] = contextForm;
        };
        const registerToolbar = (key, toolbarSpec) => {
            createContextToolbar(toolbarSpec).each(contextToolbar => {
                if (toolbarSpec.scope === 'editor') {
                    inEditorScope.push(contextToolbar);
                } else {
                    inNodeScope.push(contextToolbar);
                }
                lookupTable[key] = contextToolbar;
            });
        };
        const keys$1 = keys(contextToolbars);
        each$1(keys$1, key => {
            const toolbarApi = contextToolbars[key];
            if (toolbarApi.type === 'contextform') {
                registerForm(key, toolbarApi);
            } else if (toolbarApi.type === 'contexttoolbar') {
                registerToolbar(key, toolbarApi);
            }
        });
        return {
            forms,
            inNodeScope,
            inEditorScope,
            lookupTable,
            formNavigators
        };
    };

    const forwardSlideEvent = generate$6('forward-slide');
    const backSlideEvent = generate$6('backward-slide');
    const changeSlideEvent = generate$6('change-slide-event');
    const resizingClass = 'tox-pop--resizing';
    const renderContextToolbar = spec => {
        const stack = Cell([]);
        return InlineView.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-pop']
            },
            fireDismissalEventInstead: { event: 'doNotDismissYet' },
            onShow: comp => {
                stack.set([]);
                InlineView.getContent(comp).each(c => {
                    remove$6(c.element, 'visibility');
                });
                remove$2(comp.element, resizingClass);
                remove$6(comp.element, 'width');
            },
            inlineBehaviours: derive$1([
                config('context-toolbar-events', [
                    runOnSource(transitionend(), (comp, se) => {
                        if (se.event.raw.propertyName === 'width') {
                            remove$2(comp.element, resizingClass);
                            remove$6(comp.element, 'width');
                        }
                    }),
                    run$1(changeSlideEvent, (comp, se) => {
                        const elem = comp.element;
                        remove$6(elem, 'width');
                        const currentWidth = get$c(elem);
                        InlineView.setContent(comp, se.event.contents);
                        add$2(elem, resizingClass);
                        const newWidth = get$c(elem);
                        set$8(elem, 'width', currentWidth + 'px');
                        InlineView.getContent(comp).each(newContents => {
                            se.event.focus.bind(f => {
                                focus$3(f);
                                return search(elem);
                            }).orThunk(() => {
                                Keying.focusIn(newContents);
                                return active$1(getRootNode(elem));
                            });
                        });
                        setTimeout(() => {
                            set$8(comp.element, 'width', newWidth + 'px');
                        }, 0);
                    }),
                    run$1(forwardSlideEvent, (comp, se) => {
                        InlineView.getContent(comp).each(oldContents => {
                            stack.set(stack.get().concat([{
                                bar: oldContents,
                                focus: active$1(getRootNode(comp.element))
                            }]));
                        });
                        emitWith(comp, changeSlideEvent, {
                            contents: se.event.forwardContents,
                            focus: Optional.none()
                        });
                    }),
                    run$1(backSlideEvent, (comp, _se) => {
                        last$1(stack.get()).each(last => {
                            stack.set(stack.get().slice(0, stack.get().length - 1));
                            emitWith(comp, changeSlideEvent, {
                                contents: premade(last.bar),
                                focus: last.focus
                            });
                        });
                    })
                ]),
                Keying.config({
                    mode: 'special',
                    onEscape: comp => last$1(stack.get()).fold(() => spec.onEscape(), _ => {
                        emit(comp, backSlideEvent);
                        return Optional.some(true);
                    })
                })
            ]),
            lazySink: () => Result.value(spec.sink)
        });
    };

    const transitionClass = 'tox-pop--transition';
    const register$9 = (editor, registryContextToolbars, sink, extras) => {
        const backstage = extras.backstage;
        const sharedBackstage = backstage.shared;
        const isTouch = detect$1().deviceType.isTouch;
        const lastElement = value$2();
        const lastTrigger = value$2();
        const lastContextPosition = value$2();
        const contextbar = build$1(renderContextToolbar({
            sink,
            onEscape: () => {
                editor.focus();
                return Optional.some(true);
            }
        }));
        const getBounds = () => {
            const position = lastContextPosition.get().getOr('node');
            const margin = shouldUseInsetLayouts(position) ? 1 : 0;
            return getContextToolbarBounds(editor, sharedBackstage, position, margin);
        };
        const canLaunchToolbar = () => {
            return !editor.removed && !(isTouch() && backstage.isContextMenuOpen());
        };
        const isSameLaunchElement = elem => is$1(lift2(elem, lastElement.get(), eq), true);
        const shouldContextToolbarHide = () => {
            if (!canLaunchToolbar()) {
                return true;
            } else {
                const contextToolbarBounds = getBounds();
                const anchorBounds = is$1(lastContextPosition.get(), 'node') ? getAnchorElementBounds(editor, lastElement.get()) : getSelectionBounds(editor);
                return contextToolbarBounds.height <= 0 || !isVerticalOverlap(anchorBounds, contextToolbarBounds);
            }
        };
        const close = () => {
            lastElement.clear();
            lastTrigger.clear();
            lastContextPosition.clear();
            InlineView.hide(contextbar);
        };
        const hideOrRepositionIfNecessary = () => {
            if (InlineView.isOpen(contextbar)) {
                const contextBarEle = contextbar.element;
                remove$6(contextBarEle, 'display');
                if (shouldContextToolbarHide()) {
                    set$8(contextBarEle, 'display', 'none');
                } else {
                    lastTrigger.set(0);
                    InlineView.reposition(contextbar);
                }
            }
        };
        const wrapInPopDialog = toolbarSpec => ({
            dom: {
                tag: 'div',
                classes: ['tox-pop__dialog']
            },
            components: [toolbarSpec],
            behaviours: derive$1([
                Keying.config({ mode: 'acyclic' }),
                config('pop-dialog-wrap-events', [
                    runOnAttached(comp => {
                        editor.shortcuts.add('ctrl+F9', 'focus statusbar', () => Keying.focusIn(comp));
                    }),
                    runOnDetached(_comp => {
                        editor.shortcuts.remove('ctrl+F9');
                    })
                ])
            ])
        });
        const getScopes = cached(() => categorise(registryContextToolbars, toolbarApi => {
            const alloySpec = buildToolbar([toolbarApi]);
            emitWith(contextbar, forwardSlideEvent, { forwardContents: wrapInPopDialog(alloySpec) });
        }));
        const buildContextToolbarGroups = (allButtons, ctx) => identifyButtons(editor, {
            buttons: allButtons,
            toolbar: ctx.items,
            allowToolbarGroups: false
        }, extras, Optional.some(['form:']));
        const buildContextFormGroups = (ctx, providers) => ContextForm.buildInitGroups(ctx, providers);
        const buildToolbar = toolbars => {
            const { buttons } = editor.ui.registry.getAll();
            const scopes = getScopes();
            const allButtons = {
                ...buttons,
                ...scopes.formNavigators
            };
            const toolbarType = getToolbarMode(editor) === ToolbarMode$1.scrolling ? ToolbarMode$1.scrolling : ToolbarMode$1.default;
            const initGroups = flatten(map$2(toolbars, ctx => ctx.type === 'contexttoolbar' ? buildContextToolbarGroups(allButtons, ctx) : buildContextFormGroups(ctx, sharedBackstage.providers)));
            return renderToolbar({
                type: toolbarType,
                uid: generate$6('context-toolbar'),
                initGroups,
                onEscape: Optional.none,
                cyclicKeying: true,
                providers: sharedBackstage.providers
            });
        };
        const getAnchor = (position, element) => {
            const anchorage = position === 'node' ? sharedBackstage.anchors.node(element) : sharedBackstage.anchors.cursor();
            const anchorLayout = getAnchorLayout(editor, position, isTouch(), {
                lastElement: lastElement.get,
                isReposition: () => is$1(lastTrigger.get(), 0),
                getMode: () => Positioning.getMode(sink)
            });
            return deepMerge(anchorage, anchorLayout);
        };
        const launchContext = (toolbarApi, elem) => {
            launchContextToolbar.cancel();
            if (!canLaunchToolbar()) {
                return;
            }
            const toolbarSpec = buildToolbar(toolbarApi);
            const position = toolbarApi[0].position;
            const anchor = getAnchor(position, elem);
            lastContextPosition.set(position);
            lastTrigger.set(1);
            const contextBarEle = contextbar.element;
            remove$6(contextBarEle, 'display');
            if (!isSameLaunchElement(elem)) {
                remove$2(contextBarEle, transitionClass);
                Positioning.reset(sink, contextbar);
            }
            InlineView.showWithinBounds(contextbar, wrapInPopDialog(toolbarSpec), {
                anchor,
                transition: {
                    classes: [transitionClass],
                    mode: 'placement'
                }
            }, () => Optional.some(getBounds()));
            elem.fold(lastElement.clear, lastElement.set);
            if (shouldContextToolbarHide()) {
                set$8(contextBarEle, 'display', 'none');
            }
        };
        const launchContextToolbar = last(() => {
            if (!editor.hasFocus() || editor.removed) {
                return;
            }
            if (has(contextbar.element, transitionClass)) {
                launchContextToolbar.throttle();
            } else {
                const scopes = getScopes();
                lookup$1(scopes, editor).fold(close, info => {
                    launchContext(info.toolbars, Optional.some(info.elem));
                });
            }
        }, 17);
        editor.on('init', () => {
            editor.on('remove', close);
            editor.on('ScrollContent ScrollWindow ObjectResized ResizeEditor longpress', hideOrRepositionIfNecessary);
            editor.on('click keyup focus SetContent', launchContextToolbar.throttle);
            editor.on(hideContextToolbarEvent, close);
            editor.on(showContextToolbarEvent, e => {
                const scopes = getScopes();
                get$g(scopes.lookupTable, e.toolbarKey).each(ctx => {
                    launchContext([ctx], someIf(e.target !== editor, e.target));
                    InlineView.getContent(contextbar).each(Keying.focusIn);
                });
            });
            editor.on('focusout', _e => {
                global$9.setEditorTimeout(editor, () => {
                    if (search(sink.element).isNone() && search(contextbar.element).isNone()) {
                        close();
                    }
                }, 0);
            });
            editor.on('SwitchMode', () => {
                if (editor.mode.isReadOnly()) {
                    close();
                }
            });
            editor.on('AfterProgressState', event => {
                if (event.state) {
                    close();
                } else if (editor.hasFocus()) {
                    launchContextToolbar.throttle();
                }
            });
            editor.on('NodeChange', _e => {
                search(contextbar.element).fold(launchContextToolbar.throttle, noop);
            });
        });
    };

    const register$8 = editor => {
        const alignToolbarButtons = [{
                name: 'alignleft',
                text: 'Align left',
                cmd: 'JustifyLeft',
                icon: 'align-left'
            },
            {
                name: 'aligncenter',
                text: 'Align center',
                cmd: 'JustifyCenter',
                icon: 'align-center'
            },
            {
                name: 'alignright',
                text: 'Align right',
                cmd: 'JustifyRight',
                icon: 'align-right'
            },
            {
                name: 'alignjustify',
                text: 'Justify',
                cmd: 'JustifyFull',
                icon: 'align-justify'
            }
        ];
        each$1(alignToolbarButtons, item => {
            editor.ui.registry.addToggleButton(item.name, {
                tooltip: item.text,
                icon: item.icon,
                onAction: onActionExecCommand(editor, item.cmd),
                onSetup: onSetupFormatToggle(editor, item.name)
            });
        });
        editor.ui.registry.addButton('alignnone', {
            tooltip: 'No alignment',
            icon: 'align-none',
            onAction: onActionExecCommand(editor, 'JustifyNone')
        });
    };

    const units = {
        unsupportedLength: [
            'em',
            'ex',
            'cap',
            'ch',
            'ic',
            'rem',
            'lh',
            'rlh',
            'vw',
            'vh',
            'vi',
            'vb',
            'vmin',
            'vmax',
            'cm',
            'mm',
            'Q',
            'in',
            'pc',
            'pt',
            'px'
        ],
        fixed: [
            'px',
            'pt'
        ],
        relative: ['%'],
        empty: ['']
    };
    const pattern = (() => {
        const decimalDigits = '[0-9]+';
        const signedInteger = '[+-]?' + decimalDigits;
        const exponentPart = '[eE]' + signedInteger;
        const dot = '\\.';
        const opt = input => `(?:${ input })?`;
        const unsignedDecimalLiteral = [
            'Infinity',
            decimalDigits + dot + opt(decimalDigits) + opt(exponentPart),
            dot + decimalDigits + opt(exponentPart),
            decimalDigits + opt(exponentPart)
        ].join('|');
        const float = `[+-]?(?:${ unsignedDecimalLiteral })`;
        return new RegExp(`^(${ float })(.*)$`);
    })();
    const isUnit = (unit, accepted) => exists(accepted, acc => exists(units[acc], check => unit === check));
    const parse = (input, accepted) => {
        const match = Optional.from(pattern.exec(input));
        return match.bind(array => {
            const value = Number(array[1]);
            const unitRaw = array[2];
            if (isUnit(unitRaw, accepted)) {
                return Optional.some({
                    value,
                    unit: unitRaw
                });
            } else {
                return Optional.none();
            }
        });
    };
    const normalise = (input, accepted) => parse(input, accepted).map(({ value, unit }) => value + unit);

    const registerController = (editor, spec) => {
        const getMenuItems = () => {
            const options = spec.getOptions(editor);
            const initial = spec.getCurrent(editor).map(spec.hash);
            const current = value$2();
            return map$2(options, value => ({
                type: 'togglemenuitem',
                text: spec.display(value),
                onSetup: api => {
                    const setActive = active => {
                        if (active) {
                            current.on(oldApi => oldApi.setActive(false));
                            current.set(api);
                        }
                        api.setActive(active);
                    };
                    setActive(is$1(initial, spec.hash(value)));
                    const unbindWatcher = spec.watcher(editor, value, setActive);
                    return () => {
                        current.clear();
                        unbindWatcher();
                    };
                },
                onAction: () => spec.setCurrent(editor, value)
            }));
        };
        editor.ui.registry.addMenuButton(spec.name, {
            tooltip: spec.text,
            icon: spec.icon,
            fetch: callback => callback(getMenuItems()),
            onSetup: spec.onToolbarSetup
        });
        editor.ui.registry.addNestedMenuItem(spec.name, {
            type: 'nestedmenuitem',
            text: spec.text,
            getSubmenuItems: getMenuItems,
            onSetup: spec.onMenuSetup
        });
    };
    const lineHeightSpec = {
        name: 'lineheight',
        text: 'Line height',
        icon: 'line-height',
        getOptions: getLineHeightFormats,
        hash: input => normalise(input, [
            'fixed',
            'relative',
            'empty'
        ]).getOr(input),
        display: identity,
        watcher: (editor, value, callback) => editor.formatter.formatChanged('lineheight', callback, false, { value }).unbind,
        getCurrent: editor => Optional.from(editor.queryCommandValue('LineHeight')),
        setCurrent: (editor, value) => editor.execCommand('LineHeight', false, value)
    };
    const languageSpec = editor => {
        const settingsOpt = Optional.from(getContentLanguages(editor));
        return settingsOpt.map(settings => ({
            name: 'language',
            text: 'Language',
            icon: 'language',
            getOptions: constant$1(settings),
            hash: input => isUndefined(input.customCode) ? input.code : `${ input.code }/${ input.customCode }`,
            display: input => input.title,
            watcher: (editor, value, callback) => editor.formatter.formatChanged('lang', callback, false, {
                value: value.code,
                customValue: value.customCode
            }).unbind,
            getCurrent: editor => {
                const node = SugarElement.fromDom(editor.selection.getNode());
                return closest$4(node, n => Optional.some(n).filter(isElement$1).bind(ele => {
                    const codeOpt = getOpt(ele, 'lang');
                    return codeOpt.map(code => {
                        const customCode = getOpt(ele, 'data-mce-lang').getOrUndefined();
                        return {
                            code,
                            customCode,
                            title: ''
                        };
                    });
                }));
            },
            setCurrent: (editor, lang) => editor.execCommand('Lang', false, lang),
            onToolbarSetup: api => {
                const unbinder = unbindable();
                api.setActive(editor.formatter.match('lang', {}, undefined, true));
                unbinder.set(editor.formatter.formatChanged('lang', api.setActive, true));
                return unbinder.clear;
            }
        }));
    };
    const register$7 = editor => {
        registerController(editor, lineHeightSpec);
        languageSpec(editor).each(spec => registerController(editor, spec));
    };

    const register$6 = (editor, backstage) => {
        createAlignMenu(editor, backstage);
        createFontFamilyMenu(editor, backstage);
        createStylesMenu(editor, backstage);
        createBlocksMenu(editor, backstage);
        createFontSizeMenu(editor, backstage);
    };

    const onSetupOutdentState = editor => onSetupEvent(editor, 'NodeChange', api => {
        api.setEnabled(editor.queryCommandState('outdent'));
    });
    const registerButtons$2 = editor => {
        editor.ui.registry.addButton('outdent', {
            tooltip: 'Decrease indent',
            icon: 'outdent',
            onSetup: onSetupOutdentState(editor),
            onAction: onActionExecCommand(editor, 'outdent')
        });
        editor.ui.registry.addButton('indent', {
            tooltip: 'Increase indent',
            icon: 'indent',
            onAction: onActionExecCommand(editor, 'indent')
        });
    };
    const register$5 = editor => {
        registerButtons$2(editor);
    };

    const makeSetupHandler = (editor, pasteAsText) => api => {
        api.setActive(pasteAsText.get());
        const pastePlainTextToggleHandler = e => {
            pasteAsText.set(e.state);
            api.setActive(e.state);
        };
        editor.on('PastePlainTextToggle', pastePlainTextToggleHandler);
        return () => editor.off('PastePlainTextToggle', pastePlainTextToggleHandler);
    };
    const register$4 = editor => {
        const pasteAsText = Cell(getPasteAsText(editor));
        const onAction = () => editor.execCommand('mceTogglePlainTextPaste');
        editor.ui.registry.addToggleButton('pastetext', {
            active: false,
            icon: 'paste-text',
            tooltip: 'Paste as text',
            onAction,
            onSetup: makeSetupHandler(editor, pasteAsText)
        });
        editor.ui.registry.addToggleMenuItem('pastetext', {
            text: 'Paste as text',
            icon: 'paste-text',
            onAction,
            onSetup: makeSetupHandler(editor, pasteAsText)
        });
    };

    const onActionToggleFormat = (editor, fmt) => () => {
        editor.execCommand('mceToggleFormat', false, fmt);
    };
    const registerFormatButtons = editor => {
        global$1.each([{
                name: 'bold',
                text: 'Bold',
                icon: 'bold'
            },
            {
                name: 'italic',
                text: 'Italic',
                icon: 'italic'
            },
            {
                name: 'underline',
                text: 'Underline',
                icon: 'underline'
            },
            {
                name: 'strikethrough',
                text: 'Strikethrough',
                icon: 'strike-through'
            },
            {
                name: 'subscript',
                text: 'Subscript',
                icon: 'subscript'
            },
            {
                name: 'superscript',
                text: 'Superscript',
                icon: 'superscript'
            }
        ], (btn, _idx) => {
            editor.ui.registry.addToggleButton(btn.name, {
                tooltip: btn.text,
                icon: btn.icon,
                onSetup: onSetupFormatToggle(editor, btn.name),
                onAction: onActionToggleFormat(editor, btn.name)
            });
        });
        for (let i = 1; i <= 6; i++) {
            const name = 'h' + i;
            editor.ui.registry.addToggleButton(name, {
                text: name.toUpperCase(),
                tooltip: 'Heading ' + i,
                onSetup: onSetupFormatToggle(editor, name),
                onAction: onActionToggleFormat(editor, name)
            });
        }
    };
    const registerCommandButtons = editor => {
        global$1.each([{
                name: 'cut',
                text: 'Cut',
                action: 'Cut',
                icon: 'cut'
            },
            {
                name: 'copy',
                text: 'Copy',
                action: 'Copy',
                icon: 'copy'
            },
            {
                name: 'paste',
                text: 'Paste',
                action: 'Paste',
                icon: 'paste'
            },
            {
                name: 'help',
                text: 'Help',
                action: 'mceHelp',
                icon: 'help'
            },
            {
                name: 'selectall',
                text: 'Select all',
                action: 'SelectAll',
                icon: 'select-all'
            },
            {
                name: 'newdocument',
                text: 'New document',
                action: 'mceNewDocument',
                icon: 'new-document'
            },
            {
                name: 'removeformat',
                text: 'Clear formatting',
                action: 'RemoveFormat',
                icon: 'remove-formatting'
            },
            {
                name: 'remove',
                text: 'Remove',
                action: 'Delete',
                icon: 'remove'
            },
            {
                name: 'print',
                text: 'Print',
                action: 'mcePrint',
                icon: 'print'
            },
            {
                name: 'hr',
                text: 'Horizontal line',
                action: 'InsertHorizontalRule',
                icon: 'horizontal-rule'
            }
        ], btn => {
            editor.ui.registry.addButton(btn.name, {
                tooltip: btn.text,
                icon: btn.icon,
                onAction: onActionExecCommand(editor, btn.action)
            });
        });
    };
    const registerCommandToggleButtons = editor => {
        global$1.each([{
            name: 'blockquote',
            text: 'Blockquote',
            action: 'mceBlockQuote',
            icon: 'quote'
        }], btn => {
            editor.ui.registry.addToggleButton(btn.name, {
                tooltip: btn.text,
                icon: btn.icon,
                onAction: onActionExecCommand(editor, btn.action),
                onSetup: onSetupFormatToggle(editor, btn.name)
            });
        });
    };
    const registerButtons$1 = editor => {
        registerFormatButtons(editor);
        registerCommandButtons(editor);
        registerCommandToggleButtons(editor);
    };
    const registerMenuItems$2 = editor => {
        global$1.each([{
                name: 'bold',
                text: 'Bold',
                action: 'Bold',
                icon: 'bold',
                shortcut: 'Meta+B'
            },
            {
                name: 'italic',
                text: 'Italic',
                action: 'Italic',
                icon: 'italic',
                shortcut: 'Meta+I'
            },
            {
                name: 'underline',
                text: 'Underline',
                action: 'Underline',
                icon: 'underline',
                shortcut: 'Meta+U'
            },
            {
                name: 'strikethrough',
                text: 'Strikethrough',
                action: 'Strikethrough',
                icon: 'strike-through'
            },
            {
                name: 'subscript',
                text: 'Subscript',
                action: 'Subscript',
                icon: 'subscript'
            },
            {
                name: 'superscript',
                text: 'Superscript',
                action: 'Superscript',
                icon: 'superscript'
            },
            {
                name: 'removeformat',
                text: 'Clear formatting',
                action: 'RemoveFormat',
                icon: 'remove-formatting'
            },
            {
                name: 'newdocument',
                text: 'New document',
                action: 'mceNewDocument',
                icon: 'new-document'
            },
            {
                name: 'cut',
                text: 'Cut',
                action: 'Cut',
                icon: 'cut',
                shortcut: 'Meta+X'
            },
            {
                name: 'copy',
                text: 'Copy',
                action: 'Copy',
                icon: 'copy',
                shortcut: 'Meta+C'
            },
            {
                name: 'paste',
                text: 'Paste',
                action: 'Paste',
                icon: 'paste',
                shortcut: 'Meta+V'
            },
            {
                name: 'selectall',
                text: 'Select all',
                action: 'SelectAll',
                icon: 'select-all',
                shortcut: 'Meta+A'
            },
            {
                name: 'print',
                text: 'Print...',
                action: 'mcePrint',
                icon: 'print',
                shortcut: 'Meta+P'
            },
            {
                name: 'hr',
                text: 'Horizontal line',
                action: 'InsertHorizontalRule',
                icon: 'horizontal-rule'
            }
        ], menuitem => {
            editor.ui.registry.addMenuItem(menuitem.name, {
                text: menuitem.text,
                icon: menuitem.icon,
                shortcut: menuitem.shortcut,
                onAction: onActionExecCommand(editor, menuitem.action)
            });
        });
        editor.ui.registry.addMenuItem('codeformat', {
            text: 'Code',
            icon: 'sourcecode',
            onAction: onActionToggleFormat(editor, 'code')
        });
    };
    const register$3 = editor => {
        registerButtons$1(editor);
        registerMenuItems$2(editor);
    };

    const onSetupUndoRedoState = (editor, type) => onSetupEvent(editor, 'Undo Redo AddUndo TypingUndo ClearUndos SwitchMode', api => {
        api.setEnabled(!editor.mode.isReadOnly() && editor.undoManager[type]());
    });
    const registerMenuItems$1 = editor => {
        editor.ui.registry.addMenuItem('undo', {
            text: 'Undo',
            icon: 'undo',
            shortcut: 'Meta+Z',
            onSetup: onSetupUndoRedoState(editor, 'hasUndo'),
            onAction: onActionExecCommand(editor, 'undo')
        });
        editor.ui.registry.addMenuItem('redo', {
            text: 'Redo',
            icon: 'redo',
            shortcut: 'Meta+Y',
            onSetup: onSetupUndoRedoState(editor, 'hasRedo'),
            onAction: onActionExecCommand(editor, 'redo')
        });
    };
    const registerButtons = editor => {
        editor.ui.registry.addButton('undo', {
            tooltip: 'Undo',
            icon: 'undo',
            enabled: false,
            onSetup: onSetupUndoRedoState(editor, 'hasUndo'),
            onAction: onActionExecCommand(editor, 'undo')
        });
        editor.ui.registry.addButton('redo', {
            tooltip: 'Redo',
            icon: 'redo',
            enabled: false,
            onSetup: onSetupUndoRedoState(editor, 'hasRedo'),
            onAction: onActionExecCommand(editor, 'redo')
        });
    };
    const register$2 = editor => {
        registerMenuItems$1(editor);
        registerButtons(editor);
    };

    const onSetupVisualAidState = editor => onSetupEvent(editor, 'VisualAid', api => {
        api.setActive(editor.hasVisual);
    });
    const registerMenuItems = editor => {
        editor.ui.registry.addToggleMenuItem('visualaid', {
            text: 'Visual aids',
            onSetup: onSetupVisualAidState(editor),
            onAction: onActionExecCommand(editor, 'mceToggleVisualAid')
        });
    };
    const registerToolbarButton = editor => {
        editor.ui.registry.addButton('visualaid', {
            tooltip: 'Visual aids',
            text: 'Visual aids',
            onAction: onActionExecCommand(editor, 'mceToggleVisualAid')
        });
    };
    const register$1 = editor => {
        registerToolbarButton(editor);
        registerMenuItems(editor);
    };

    const setup$6 = (editor, backstage) => {
        register$8(editor);
        register$3(editor);
        register$6(editor, backstage);
        register$2(editor);
        register$c(editor);
        register$1(editor);
        register$5(editor);
        register$7(editor);
        register$4(editor);
    };

    const patchPipeConfig = config => isString(config) ? config.split(/[ ,]/) : config;
    const option = name => editor => editor.options.get(name);
    const register = editor => {
        const registerOption = editor.options.register;
        registerOption('contextmenu_avoid_overlap', {
            processor: 'string',
            default: ''
        });
        registerOption('contextmenu_never_use_native', {
            processor: 'boolean',
            default: false
        });
        registerOption('contextmenu', {
            processor: value => {
                if (value === false) {
                    return {
                        value: [],
                        valid: true
                    };
                } else if (isString(value) || isArrayOf(value, isString)) {
                    return {
                        value: patchPipeConfig(value),
                        valid: true
                    };
                } else {
                    return {
                        valid: false,
                        message: 'Must be false or a string.'
                    };
                }
            },
            default: 'link linkchecker image editimage table spellchecker configurepermanentpen'
        });
    };
    const shouldNeverUseNative = option('contextmenu_never_use_native');
    const getAvoidOverlapSelector = option('contextmenu_avoid_overlap');
    const isContextMenuDisabled = editor => getContextMenu(editor).length === 0;
    const getContextMenu = editor => {
        const contextMenus = editor.ui.registry.getAll().contextMenus;
        const contextMenu = editor.options.get('contextmenu');
        if (editor.options.isSet('contextmenu')) {
            return contextMenu;
        } else {
            return filter$2(contextMenu, item => has$2(contextMenus, item));
        }
    };

    const nu = (x, y) => ({
        type: 'makeshift',
        x,
        y
    });
    const transpose = (pos, dx, dy) => {
        return nu(pos.x + dx, pos.y + dy);
    };
    const isTouchEvent = e => e.type === 'longpress' || e.type.indexOf('touch') === 0;
    const fromPageXY = e => {
        if (isTouchEvent(e)) {
            const touch = e.touches[0];
            return nu(touch.pageX, touch.pageY);
        } else {
            return nu(e.pageX, e.pageY);
        }
    };
    const fromClientXY = e => {
        if (isTouchEvent(e)) {
            const touch = e.touches[0];
            return nu(touch.clientX, touch.clientY);
        } else {
            return nu(e.clientX, e.clientY);
        }
    };
    const transposeContentAreaContainer = (element, pos) => {
        const containerPos = global$7.DOM.getPos(element);
        return transpose(pos, containerPos.x, containerPos.y);
    };
    const getPointAnchor = (editor, e) => {
        if (e.type === 'contextmenu' || e.type === 'longpress') {
            if (editor.inline) {
                return fromPageXY(e);
            } else {
                return transposeContentAreaContainer(editor.getContentAreaContainer(), fromClientXY(e));
            }
        } else {
            return getSelectionAnchor(editor);
        }
    };
    const getSelectionAnchor = editor => {
        return {
            type: 'selection',
            root: SugarElement.fromDom(editor.selection.getNode())
        };
    };
    const getNodeAnchor = editor => ({
        type: 'node',
        node: Optional.some(SugarElement.fromDom(editor.selection.getNode())),
        root: SugarElement.fromDom(editor.getBody())
    });
    const getAnchorSpec$1 = (editor, e, anchorType) => {
        switch (anchorType) {
            case 'node':
                return getNodeAnchor(editor);
            case 'point':
                return getPointAnchor(editor, e);
            case 'selection':
                return getSelectionAnchor(editor);
        }
    };

    const initAndShow$1 = (editor, e, buildMenu, backstage, contextmenu, anchorType) => {
        const items = buildMenu();
        const anchorSpec = getAnchorSpec$1(editor, e, anchorType);
        build(items, ItemResponse$1.CLOSE_ON_EXECUTE, backstage, false).map(menuData => {
            e.preventDefault();
            InlineView.showMenuAt(contextmenu, { anchor: anchorSpec }, {
                menu: { markers: markers('normal') },
                data: menuData
            });
        });
    };

    const layouts = {
        onLtr: () => [
            south$2,
            southeast$2,
            southwest$2,
            northeast$2,
            northwest$2,
            north$2,
            north,
            south,
            northeast,
            southeast,
            northwest,
            southwest
        ],
        onRtl: () => [
            south$2,
            southwest$2,
            southeast$2,
            northwest$2,
            northeast$2,
            north$2,
            north,
            south,
            northwest,
            southwest,
            northeast,
            southeast
        ]
    };
    const bubbleSize = 12;
    const bubbleAlignments = {
        valignCentre: [],
        alignCentre: [],
        alignLeft: ['tox-pop--align-left'],
        alignRight: ['tox-pop--align-right'],
        right: ['tox-pop--right'],
        left: ['tox-pop--left'],
        bottom: ['tox-pop--bottom'],
        top: ['tox-pop--top']
    };
    const isTouchWithinSelection = (editor, e) => {
        const selection = editor.selection;
        if (selection.isCollapsed() || e.touches.length < 1) {
            return false;
        } else {
            const touch = e.touches[0];
            const rng = selection.getRng();
            const rngRectOpt = getFirstRect(editor.getWin(), SimSelection.domRange(rng));
            return rngRectOpt.exists(rngRect => rngRect.left <= touch.clientX && rngRect.right >= touch.clientX && rngRect.top <= touch.clientY && rngRect.bottom >= touch.clientY);
        }
    };
    const setupiOSOverrides = editor => {
        const originalSelection = editor.selection.getRng();
        const selectionReset = () => {
            global$9.setEditorTimeout(editor, () => {
                editor.selection.setRng(originalSelection);
            }, 10);
            unbindEventListeners();
        };
        editor.once('touchend', selectionReset);
        const preventMousedown = e => {
            e.preventDefault();
            e.stopImmediatePropagation();
        };
        editor.on('mousedown', preventMousedown, true);
        const clearSelectionReset = () => unbindEventListeners();
        editor.once('longpresscancel', clearSelectionReset);
        const unbindEventListeners = () => {
            editor.off('touchend', selectionReset);
            editor.off('longpresscancel', clearSelectionReset);
            editor.off('mousedown', preventMousedown);
        };
    };
    const getAnchorSpec = (editor, e, anchorType) => {
        const anchorSpec = getAnchorSpec$1(editor, e, anchorType);
        const bubbleYOffset = anchorType === 'point' ? bubbleSize : 0;
        return {
            bubble: nu$5(0, bubbleYOffset, bubbleAlignments),
            layouts,
            overrides: {
                maxWidthFunction: expandable(),
                maxHeightFunction: expandable$1()
            },
            ...anchorSpec
        };
    };
    const show = (editor, e, items, backstage, contextmenu, anchorType, highlightImmediately) => {
        const anchorSpec = getAnchorSpec(editor, e, anchorType);
        build(items, ItemResponse$1.CLOSE_ON_EXECUTE, backstage, true).map(menuData => {
            e.preventDefault();
            InlineView.showMenuWithinBounds(contextmenu, { anchor: anchorSpec }, {
                menu: {
                    markers: markers('normal'),
                    highlightImmediately
                },
                data: menuData,
                type: 'horizontal'
            }, () => Optional.some(getContextToolbarBounds(editor, backstage.shared, anchorType === 'node' ? 'node' : 'selection')));
            editor.dispatch(hideContextToolbarEvent);
        });
    };
    const initAndShow = (editor, e, buildMenu, backstage, contextmenu, anchorType) => {
        const detection = detect$1();
        const isiOS = detection.os.isiOS();
        const isMacOS = detection.os.isMacOS();
        const isAndroid = detection.os.isAndroid();
        const isTouch = detection.deviceType.isTouch();
        const shouldHighlightImmediately = () => !(isAndroid || isiOS || isMacOS && isTouch);
        const open = () => {
            const items = buildMenu();
            show(editor, e, items, backstage, contextmenu, anchorType, shouldHighlightImmediately());
        };
        if ((isMacOS || isiOS) && anchorType !== 'node') {
            const openiOS = () => {
                setupiOSOverrides(editor);
                open();
            };
            if (isTouchWithinSelection(editor, e)) {
                openiOS();
            } else {
                editor.once('selectionchange', openiOS);
                editor.once('touchend', () => editor.off('selectionchange', openiOS));
            }
        } else {
            open();
        }
    };

    const isSeparator = item => isString(item) ? item === '|' : item.type === 'separator';
    const separator = { type: 'separator' };
    const makeContextItem = item => {
        const commonMenuItem = item => ({
            text: item.text,
            icon: item.icon,
            enabled: item.enabled,
            shortcut: item.shortcut
        });
        if (isString(item)) {
            return item;
        } else {
            switch (item.type) {
                case 'separator':
                    return separator;
                case 'submenu':
                    return {
                        type: 'nestedmenuitem',
                        ...commonMenuItem(item),
                        getSubmenuItems: () => {
                            const items = item.getSubmenuItems();
                            if (isString(items)) {
                                return items;
                            } else {
                                return map$2(items, makeContextItem);
                            }
                        }
                    };
                default:
                    return {
                        type: 'menuitem',
                        ...commonMenuItem(item),
                        onAction: noarg(item.onAction)
                    };
            }
        }
    };
    const addContextMenuGroup = (xs, groupItems) => {
        if (groupItems.length === 0) {
            return xs;
        }
        const lastMenuItem = last$1(xs).filter(item => !isSeparator(item));
        const before = lastMenuItem.fold(() => [], _ => [separator]);
        return xs.concat(before).concat(groupItems).concat([separator]);
    };
    const generateContextMenu = (contextMenus, menuConfig, selectedElement) => {
        const sections = foldl(menuConfig, (acc, name) => {
            return get$g(contextMenus, name.toLowerCase()).map(menu => {
                const items = menu.update(selectedElement);
                if (isString(items)) {
                    return addContextMenuGroup(acc, items.split(' '));
                } else if (items.length > 0) {
                    const allItems = map$2(items, makeContextItem);
                    return addContextMenuGroup(acc, allItems);
                } else {
                    return acc;
                }
            }).getOrThunk(() => acc.concat([name]));
        }, []);
        if (sections.length > 0 && isSeparator(sections[sections.length - 1])) {
            sections.pop();
        }
        return sections;
    };
    const isNativeOverrideKeyEvent = (editor, e) => e.ctrlKey && !shouldNeverUseNative(editor);
    const isTriggeredByKeyboard = (editor, e) => e.type !== 'longpress' && (e.button !== 2 || e.target === editor.getBody() && e.pointerType === '');
    const getSelectedElement = (editor, e) => isTriggeredByKeyboard(editor, e) ? editor.selection.getStart(true) : e.target;
    const getAnchorType = (editor, e) => {
        const selector = getAvoidOverlapSelector(editor);
        const anchorType = isTriggeredByKeyboard(editor, e) ? 'selection' : 'point';
        if (isNotEmpty(selector)) {
            const target = getSelectedElement(editor, e);
            const selectorExists = closest(SugarElement.fromDom(target), selector);
            return selectorExists ? 'node' : anchorType;
        } else {
            return anchorType;
        }
    };
    const setup$5 = (editor, lazySink, backstage) => {
        const detection = detect$1();
        const isTouch = detection.deviceType.isTouch;
        const contextmenu = build$1(InlineView.sketch({
            dom: { tag: 'div' },
            lazySink,
            onEscape: () => editor.focus(),
            onShow: () => backstage.setContextMenuState(true),
            onHide: () => backstage.setContextMenuState(false),
            fireDismissalEventInstead: {},
            inlineBehaviours: derive$1([config('dismissContextMenu', [run$1(dismissRequested(), (comp, _se) => {
                Sandboxing.close(comp);
                editor.focus();
            })])])
        }));
        const hideContextMenu = _e => InlineView.hide(contextmenu);
        const showContextMenu = e => {
            if (shouldNeverUseNative(editor)) {
                e.preventDefault();
            }
            if (isNativeOverrideKeyEvent(editor, e) || isContextMenuDisabled(editor)) {
                return;
            }
            const anchorType = getAnchorType(editor, e);
            const buildMenu = () => {
                const selectedElement = getSelectedElement(editor, e);
                const registry = editor.ui.registry.getAll();
                const menuConfig = getContextMenu(editor);
                return generateContextMenu(registry.contextMenus, menuConfig, selectedElement);
            };
            const initAndShow$2 = isTouch() ? initAndShow : initAndShow$1;
            initAndShow$2(editor, e, buildMenu, backstage, contextmenu, anchorType);
        };
        editor.on('init', () => {
            const hideEvents = 'ResizeEditor ScrollContent ScrollWindow longpresscancel' + (isTouch() ? '' : ' ResizeWindow');
            editor.on(hideEvents, hideContextMenu);
            editor.on('longpress contextmenu', showContextMenu);
        });
    };

    const adt = Adt.generate([{
            offset: [
                'x',
                'y'
            ]
        },
        {
            absolute: [
                'x',
                'y'
            ]
        },
        {
            fixed: [
                'x',
                'y'
            ]
        }
    ]);
    const subtract = change => point => point.translate(-change.left, -change.top);
    const add = change => point => point.translate(change.left, change.top);
    const transform = changes => (x, y) => foldl(changes, (rest, f) => f(rest), SugarPosition(x, y));
    const asFixed = (coord, scroll, origin) => coord.fold(transform([
        add(origin),
        subtract(scroll)
    ]), transform([subtract(scroll)]), transform([]));
    const asAbsolute = (coord, scroll, origin) => coord.fold(transform([add(origin)]), transform([]), transform([add(scroll)]));
    const asOffset = (coord, scroll, origin) => coord.fold(transform([]), transform([subtract(origin)]), transform([
        add(scroll),
        subtract(origin)
    ]));
    const withinRange = (coord1, coord2, xRange, yRange, scroll, origin) => {
        const a1 = asAbsolute(coord1, scroll, origin);
        const a2 = asAbsolute(coord2, scroll, origin);
        return Math.abs(a1.left - a2.left) <= xRange && Math.abs(a1.top - a2.top) <= yRange;
    };
    const getDeltas = (coord1, coord2, xRange, yRange, scroll, origin) => {
        const a1 = asAbsolute(coord1, scroll, origin);
        const a2 = asAbsolute(coord2, scroll, origin);
        const left = Math.abs(a1.left - a2.left);
        const top = Math.abs(a1.top - a2.top);
        return SugarPosition(left, top);
    };
    const toStyles = (coord, scroll, origin) => {
        const stylesOpt = coord.fold((x, y) => ({
            position: Optional.some('absolute'),
            left: Optional.some(x + 'px'),
            top: Optional.some(y + 'px')
        }), (x, y) => ({
            position: Optional.some('absolute'),
            left: Optional.some(x - origin.left + 'px'),
            top: Optional.some(y - origin.top + 'px')
        }), (x, y) => ({
            position: Optional.some('fixed'),
            left: Optional.some(x + 'px'),
            top: Optional.some(y + 'px')
        }));
        return {
            right: Optional.none(),
            bottom: Optional.none(),
            ...stylesOpt
        };
    };
    const translate = (coord, deltaX, deltaY) => coord.fold((x, y) => offset(x + deltaX, y + deltaY), (x, y) => absolute(x + deltaX, y + deltaY), (x, y) => fixed(x + deltaX, y + deltaY));
    const absorb = (partialCoord, originalCoord, scroll, origin) => {
        const absorbOne = (stencil, nu) => (optX, optY) => {
            const original = stencil(originalCoord, scroll, origin);
            return nu(optX.getOr(original.left), optY.getOr(original.top));
        };
        return partialCoord.fold(absorbOne(asOffset, offset), absorbOne(asAbsolute, absolute), absorbOne(asFixed, fixed));
    };
    const offset = adt.offset;
    const absolute = adt.absolute;
    const fixed = adt.fixed;

    const parseAttrToInt = (element, name) => {
        const value = get$f(element, name);
        return isUndefined(value) ? NaN : parseInt(value, 10);
    };
    const get = (component, snapsInfo) => {
        const element = component.element;
        const x = parseAttrToInt(element, snapsInfo.leftAttr);
        const y = parseAttrToInt(element, snapsInfo.topAttr);
        return isNaN(x) || isNaN(y) ? Optional.none() : Optional.some(SugarPosition(x, y));
    };
    const set = (component, snapsInfo, pt) => {
        const element = component.element;
        set$9(element, snapsInfo.leftAttr, pt.left + 'px');
        set$9(element, snapsInfo.topAttr, pt.top + 'px');
    };
    const clear = (component, snapsInfo) => {
        const element = component.element;
        remove$7(element, snapsInfo.leftAttr);
        remove$7(element, snapsInfo.topAttr);
    };

    const getCoords = (component, snapInfo, coord, delta) => get(component, snapInfo).fold(() => coord, fixed$1 => fixed(fixed$1.left + delta.left, fixed$1.top + delta.top));
    const moveOrSnap = (component, snapInfo, coord, delta, scroll, origin) => {
        const newCoord = getCoords(component, snapInfo, coord, delta);
        const snap = snapInfo.mustSnap ? findClosestSnap(component, snapInfo, newCoord, scroll, origin) : findSnap(component, snapInfo, newCoord, scroll, origin);
        const fixedCoord = asFixed(newCoord, scroll, origin);
        set(component, snapInfo, fixedCoord);
        return snap.fold(() => ({
            coord: fixed(fixedCoord.left, fixedCoord.top),
            extra: Optional.none()
        }), spanned => ({
            coord: spanned.output,
            extra: spanned.extra
        }));
    };
    const stopDrag = (component, snapInfo) => {
        clear(component, snapInfo);
    };
    const findMatchingSnap = (snaps, newCoord, scroll, origin) => findMap(snaps, snap => {
        const sensor = snap.sensor;
        const inRange = withinRange(newCoord, sensor, snap.range.left, snap.range.top, scroll, origin);
        return inRange ? Optional.some({
            output: absorb(snap.output, newCoord, scroll, origin),
            extra: snap.extra
        }) : Optional.none();
    });
    const findClosestSnap = (component, snapInfo, newCoord, scroll, origin) => {
        const snaps = snapInfo.getSnapPoints(component);
        const matchSnap = findMatchingSnap(snaps, newCoord, scroll, origin);
        return matchSnap.orThunk(() => {
            const bestSnap = foldl(snaps, (acc, snap) => {
                const sensor = snap.sensor;
                const deltas = getDeltas(newCoord, sensor, snap.range.left, snap.range.top, scroll, origin);
                return acc.deltas.fold(() => ({
                    deltas: Optional.some(deltas),
                    snap: Optional.some(snap)
                }), bestDeltas => {
                    const currAvg = (deltas.left + deltas.top) / 2;
                    const bestAvg = (bestDeltas.left + bestDeltas.top) / 2;
                    if (currAvg <= bestAvg) {
                        return {
                            deltas: Optional.some(deltas),
                            snap: Optional.some(snap)
                        };
                    } else {
                        return acc;
                    }
                });
            }, {
                deltas: Optional.none(),
                snap: Optional.none()
            });
            return bestSnap.snap.map(snap => ({
                output: absorb(snap.output, newCoord, scroll, origin),
                extra: snap.extra
            }));
        });
    };
    const findSnap = (component, snapInfo, newCoord, scroll, origin) => {
        const snaps = snapInfo.getSnapPoints(component);
        return findMatchingSnap(snaps, newCoord, scroll, origin);
    };
    const snapTo$1 = (snap, scroll, origin) => ({
        coord: absorb(snap.output, snap.output, scroll, origin),
        extra: snap.extra
    });

    const snapTo = (component, dragConfig, _state, snap) => {
        const target = dragConfig.getTarget(component.element);
        if (dragConfig.repositionTarget) {
            const doc = owner$4(component.element);
            const scroll = get$b(doc);
            const origin = getOrigin(target);
            const snapPin = snapTo$1(snap, scroll, origin);
            const styles = toStyles(snapPin.coord, scroll, origin);
            setOptions(target, styles);
        }
    };

    var DraggingApis = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        snapTo: snapTo
    });

    const initialAttribute = 'data-initial-z-index';
    const resetZIndex = blocker => {
        parent(blocker.element).filter(isElement$1).each(root => {
            getOpt(root, initialAttribute).fold(() => remove$6(root, 'z-index'), zIndex => set$8(root, 'z-index', zIndex));
            remove$7(root, initialAttribute);
        });
    };
    const changeZIndex = blocker => {
        parent(blocker.element).filter(isElement$1).each(root => {
            getRaw(root, 'z-index').each(zindex => {
                set$9(root, initialAttribute, zindex);
            });
            set$8(root, 'z-index', get$e(blocker.element, 'z-index'));
        });
    };
    const instigate = (anyComponent, blocker) => {
        anyComponent.getSystem().addToGui(blocker);
        changeZIndex(blocker);
    };
    const discard = blocker => {
        resetZIndex(blocker);
        blocker.getSystem().removeFromGui(blocker);
    };
    const createComponent = (component, blockerClass, blockerEvents) => component.getSystem().build(Container.sketch({
        dom: {
            styles: {
                'left': '0px',
                'top': '0px',
                'width': '100%',
                'height': '100%',
                'position': 'fixed',
                'z-index': '1000000000000000'
            },
            classes: [blockerClass]
        },
        events: blockerEvents
    }));

    var SnapSchema = optionObjOf('snaps', [
        required$1('getSnapPoints'),
        onHandler('onSensor'),
        required$1('leftAttr'),
        required$1('topAttr'),
        defaulted('lazyViewport', win),
        defaulted('mustSnap', false)
    ]);

    const schema$6 = [
        defaulted('useFixed', never),
        required$1('blockerClass'),
        defaulted('getTarget', identity),
        defaulted('onDrag', noop),
        defaulted('repositionTarget', true),
        defaulted('onDrop', noop),
        defaultedFunction('getBounds', win),
        SnapSchema
    ];

    const getCurrentCoord = target => lift3(getRaw(target, 'left'), getRaw(target, 'top'), getRaw(target, 'position'), (left, top, position) => {
        const nu = position === 'fixed' ? fixed : offset;
        return nu(parseInt(left, 10), parseInt(top, 10));
    }).getOrThunk(() => {
        const location = absolute$3(target);
        return absolute(location.left, location.top);
    });
    const clampCoords = (component, coords, scroll, origin, startData) => {
        const bounds = startData.bounds;
        const absoluteCoord = asAbsolute(coords, scroll, origin);
        const newX = clamp(absoluteCoord.left, bounds.x, bounds.x + bounds.width - startData.width);
        const newY = clamp(absoluteCoord.top, bounds.y, bounds.y + bounds.height - startData.height);
        const newCoords = absolute(newX, newY);
        return coords.fold(() => {
            const offset$1 = asOffset(newCoords, scroll, origin);
            return offset(offset$1.left, offset$1.top);
        }, constant$1(newCoords), () => {
            const fixed$1 = asFixed(newCoords, scroll, origin);
            return fixed(fixed$1.left, fixed$1.top);
        });
    };
    const calcNewCoord = (component, optSnaps, currentCoord, scroll, origin, delta, startData) => {
        const newCoord = optSnaps.fold(() => {
            const translated = translate(currentCoord, delta.left, delta.top);
            const fixedCoord = asFixed(translated, scroll, origin);
            return fixed(fixedCoord.left, fixedCoord.top);
        }, snapInfo => {
            const snapping = moveOrSnap(component, snapInfo, currentCoord, delta, scroll, origin);
            snapping.extra.each(extra => {
                snapInfo.onSensor(component, extra);
            });
            return snapping.coord;
        });
        return clampCoords(component, newCoord, scroll, origin, startData);
    };
    const dragBy = (component, dragConfig, startData, delta) => {
        const target = dragConfig.getTarget(component.element);
        if (dragConfig.repositionTarget) {
            const doc = owner$4(component.element);
            const scroll = get$b(doc);
            const origin = getOrigin(target);
            const currentCoord = getCurrentCoord(target);
            const newCoord = calcNewCoord(component, dragConfig.snaps, currentCoord, scroll, origin, delta, startData);
            const styles = toStyles(newCoord, scroll, origin);
            setOptions(target, styles);
        }
        dragConfig.onDrag(component, target, delta);
    };

    const calcStartData = (dragConfig, comp) => ({
        bounds: dragConfig.getBounds(),
        height: getOuter$2(comp.element),
        width: getOuter$1(comp.element)
    });
    const move = (component, dragConfig, dragState, dragMode, event) => {
        const delta = dragState.update(dragMode, event);
        const dragStartData = dragState.getStartData().getOrThunk(() => calcStartData(dragConfig, component));
        delta.each(dlt => {
            dragBy(component, dragConfig, dragStartData, dlt);
        });
    };
    const stop = (component, blocker, dragConfig, dragState) => {
        blocker.each(discard);
        dragConfig.snaps.each(snapInfo => {
            stopDrag(component, snapInfo);
        });
        const target = dragConfig.getTarget(component.element);
        dragState.reset();
        dragConfig.onDrop(component, target);
    };
    const handlers = events => (dragConfig, dragState) => {
        const updateStartState = comp => {
            dragState.setStartData(calcStartData(dragConfig, comp));
        };
        return derive$2([
            run$1(windowScroll(), comp => {
                dragState.getStartData().each(() => updateStartState(comp));
            }),
            ...events(dragConfig, dragState, updateStartState)
        ]);
    };

    const init$2 = dragApi => derive$2([
        run$1(mousedown(), dragApi.forceDrop),
        run$1(mouseup(), dragApi.drop),
        run$1(mousemove(), (comp, simulatedEvent) => {
            dragApi.move(simulatedEvent.event);
        }),
        run$1(mouseout(), dragApi.delayDrop)
    ]);

    const getData$1 = event => Optional.from(SugarPosition(event.x, event.y));
    const getDelta$1 = (old, nu) => SugarPosition(nu.left - old.left, nu.top - old.top);

    var MouseData = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        getData: getData$1,
        getDelta: getDelta$1
    });

    const events$2 = (dragConfig, dragState, updateStartState) => [run$1(mousedown(), (component, simulatedEvent) => {
        const raw = simulatedEvent.event.raw;
        if (raw.button !== 0) {
            return;
        }
        simulatedEvent.stop();
        const stop$1 = () => stop(component, Optional.some(blocker), dragConfig, dragState);
        const delayDrop = DelayedFunction(stop$1, 200);
        const dragApi = {
            drop: stop$1,
            delayDrop: delayDrop.schedule,
            forceDrop: stop$1,
            move: event => {
                delayDrop.cancel();
                move(component, dragConfig, dragState, MouseData, event);
            }
        };
        const blocker = createComponent(component, dragConfig.blockerClass, init$2(dragApi));
        const start = () => {
            updateStartState(component);
            instigate(component, blocker);
        };
        start();
    })];
    const schema$5 = [
        ...schema$6,
        output$1('dragger', { handlers: handlers(events$2) })
    ];

    const init$1 = dragApi => derive$2([
        run$1(touchstart(), dragApi.forceDrop),
        run$1(touchend(), dragApi.drop),
        run$1(touchcancel(), dragApi.drop),
        run$1(touchmove(), (comp, simulatedEvent) => {
            dragApi.move(simulatedEvent.event);
        })
    ]);

    const getDataFrom = touches => {
        const touch = touches[0];
        return Optional.some(SugarPosition(touch.clientX, touch.clientY));
    };
    const getData = event => {
        const raw = event.raw;
        const touches = raw.touches;
        return touches.length === 1 ? getDataFrom(touches) : Optional.none();
    };
    const getDelta = (old, nu) => SugarPosition(nu.left - old.left, nu.top - old.top);

    var TouchData = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        getData: getData,
        getDelta: getDelta
    });

    const events$1 = (dragConfig, dragState, updateStartState) => {
        const blockerSingleton = value$2();
        const stopBlocking = component => {
            stop(component, blockerSingleton.get(), dragConfig, dragState);
            blockerSingleton.clear();
        };
        return [
            run$1(touchstart(), (component, simulatedEvent) => {
                simulatedEvent.stop();
                const stop = () => stopBlocking(component);
                const dragApi = {
                    drop: stop,
                    delayDrop: noop,
                    forceDrop: stop,
                    move: event => {
                        move(component, dragConfig, dragState, TouchData, event);
                    }
                };
                const blocker = createComponent(component, dragConfig.blockerClass, init$1(dragApi));
                blockerSingleton.set(blocker);
                const start = () => {
                    updateStartState(component);
                    instigate(component, blocker);
                };
                start();
            }),
            run$1(touchmove(), (component, simulatedEvent) => {
                simulatedEvent.stop();
                move(component, dragConfig, dragState, TouchData, simulatedEvent.event);
            }),
            run$1(touchend(), (component, simulatedEvent) => {
                simulatedEvent.stop();
                stopBlocking(component);
            }),
            run$1(touchcancel(), stopBlocking)
        ];
    };
    const schema$4 = [
        ...schema$6,
        output$1('dragger', { handlers: handlers(events$1) })
    ];

    const events = (dragConfig, dragState, updateStartState) => [
        ...events$2(dragConfig, dragState, updateStartState),
        ...events$1(dragConfig, dragState, updateStartState)
    ];
    const schema$3 = [
        ...schema$6,
        output$1('dragger', { handlers: handlers(events) })
    ];

    const mouse = schema$5;
    const touch = schema$4;
    const mouseOrTouch = schema$3;

    var DraggingBranches = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        mouse: mouse,
        touch: touch,
        mouseOrTouch: mouseOrTouch
    });

    const init = () => {
        let previous = Optional.none();
        let startData = Optional.none();
        const reset = () => {
            previous = Optional.none();
            startData = Optional.none();
        };
        const calculateDelta = (mode, nu) => {
            const result = previous.map(old => mode.getDelta(old, nu));
            previous = Optional.some(nu);
            return result;
        };
        const update = (mode, dragEvent) => mode.getData(dragEvent).bind(nuData => calculateDelta(mode, nuData));
        const setStartData = data => {
            startData = Optional.some(data);
        };
        const getStartData = () => startData;
        const readState = constant$1({});
        return nu$8({
            readState,
            reset,
            update,
            getStartData,
            setStartData
        });
    };

    var DragState = /*#__PURE__*/ Object.freeze({
        __proto__: null,
        init: init
    });

    const Dragging = createModes({
        branchKey: 'mode',
        branches: DraggingBranches,
        name: 'dragging',
        active: {
            events: (dragConfig, dragState) => {
                const dragger = dragConfig.dragger;
                return dragger.handlers(dragConfig, dragState);
            }
        },
        extra: {
            snap: sConfig => ({
                sensor: sConfig.sensor,
                range: sConfig.range,
                output: sConfig.output,
                extra: Optional.from(sConfig.extra)
            })
        },
        state: DragState,
        apis: DraggingApis
    });

    const snapWidth = 40;
    const snapOffset = snapWidth / 2;
    const calcSnap = (selectorOpt, td, x, y, width, height) => selectorOpt.fold(() => Dragging.snap({
        sensor: absolute(x - snapOffset, y - snapOffset),
        range: SugarPosition(width, height),
        output: absolute(Optional.some(x), Optional.some(y)),
        extra: { td }
    }), selectorHandle => {
        const sensorLeft = x - snapOffset;
        const sensorTop = y - snapOffset;
        const sensorWidth = snapWidth;
        const sensorHeight = snapWidth;
        const rect = selectorHandle.element.dom.getBoundingClientRect();
        return Dragging.snap({
            sensor: absolute(sensorLeft, sensorTop),
            range: SugarPosition(sensorWidth, sensorHeight),
            output: absolute(Optional.some(x - rect.width / 2), Optional.some(y - rect.height / 2)),
            extra: { td }
        });
    });
    const getSnapsConfig = (getSnapPoints, cell, onChange) => {
        const isSameCell = (cellOpt, td) => cellOpt.exists(currentTd => eq(currentTd, td));
        return {
            getSnapPoints,
            leftAttr: 'data-drag-left',
            topAttr: 'data-drag-top',
            onSensor: (component, extra) => {
                const td = extra.td;
                if (!isSameCell(cell.get(), td)) {
                    cell.set(td);
                    onChange(td);
                }
            },
            mustSnap: true
        };
    };
    const createSelector = snaps => record(Button.sketch({
        dom: {
            tag: 'div',
            classes: ['tox-selector']
        },
        buttonBehaviours: derive$1([
            Dragging.config({
                mode: 'mouseOrTouch',
                blockerClass: 'blocker',
                snaps
            }),
            Unselecting.config({})
        ]),
        eventOrder: {
            mousedown: [
                'dragging',
                'alloy.base.behaviour'
            ],
            touchstart: [
                'dragging',
                'alloy.base.behaviour'
            ]
        }
    }));
    const setup$4 = (editor, sink) => {
        const tlTds = Cell([]);
        const brTds = Cell([]);
        const isVisible = Cell(false);
        const startCell = value$2();
        const finishCell = value$2();
        const getTopLeftSnap = td => {
            const box = absolute$2(td);
            return calcSnap(memTopLeft.getOpt(sink), td, box.x, box.y, box.width, box.height);
        };
        const getTopLeftSnaps = () => map$2(tlTds.get(), td => getTopLeftSnap(td));
        const getBottomRightSnap = td => {
            const box = absolute$2(td);
            return calcSnap(memBottomRight.getOpt(sink), td, box.right, box.bottom, box.width, box.height);
        };
        const getBottomRightSnaps = () => map$2(brTds.get(), td => getBottomRightSnap(td));
        const topLeftSnaps = getSnapsConfig(getTopLeftSnaps, startCell, start => {
            finishCell.get().each(finish => {
                editor.dispatch('TableSelectorChange', {
                    start,
                    finish
                });
            });
        });
        const bottomRightSnaps = getSnapsConfig(getBottomRightSnaps, finishCell, finish => {
            startCell.get().each(start => {
                editor.dispatch('TableSelectorChange', {
                    start,
                    finish
                });
            });
        });
        const memTopLeft = createSelector(topLeftSnaps);
        const memBottomRight = createSelector(bottomRightSnaps);
        const topLeft = build$1(memTopLeft.asSpec());
        const bottomRight = build$1(memBottomRight.asSpec());
        const showOrHideHandle = (selector, cell, isAbove, isBelow) => {
            const cellRect = cell.dom.getBoundingClientRect();
            remove$6(selector.element, 'display');
            const viewportHeight = defaultView(SugarElement.fromDom(editor.getBody())).dom.innerHeight;
            const aboveViewport = isAbove(cellRect);
            const belowViewport = isBelow(cellRect, viewportHeight);
            if (aboveViewport || belowViewport) {
                set$8(selector.element, 'display', 'none');
            }
        };
        const snapTo = (selector, cell, getSnapConfig, pos) => {
            const snap = getSnapConfig(cell);
            Dragging.snapTo(selector, snap);
            const isAbove = rect => rect[pos] < 0;
            const isBelow = (rect, viewportHeight) => rect[pos] > viewportHeight;
            showOrHideHandle(selector, cell, isAbove, isBelow);
        };
        const snapTopLeft = cell => snapTo(topLeft, cell, getTopLeftSnap, 'top');
        const snapLastTopLeft = () => startCell.get().each(snapTopLeft);
        const snapBottomRight = cell => snapTo(bottomRight, cell, getBottomRightSnap, 'bottom');
        const snapLastBottomRight = () => finishCell.get().each(snapBottomRight);
        if (detect$1().deviceType.isTouch()) {
            editor.on('TableSelectionChange', e => {
                if (!isVisible.get()) {
                    attach(sink, topLeft);
                    attach(sink, bottomRight);
                    isVisible.set(true);
                }
                startCell.set(e.start);
                finishCell.set(e.finish);
                e.otherCells.each(otherCells => {
                    tlTds.set(otherCells.upOrLeftCells);
                    brTds.set(otherCells.downOrRightCells);
                    snapTopLeft(e.start);
                    snapBottomRight(e.finish);
                });
            });
            editor.on('ResizeEditor ResizeWindow ScrollContent', () => {
                snapLastTopLeft();
                snapLastBottomRight();
            });
            editor.on('TableSelectionClear', () => {
                if (isVisible.get()) {
                    detach(topLeft);
                    detach(bottomRight);
                    isVisible.set(false);
                }
                startCell.clear();
                finishCell.clear();
            });
        }
    };

    var Logo = "<svg width=\"50px\" height=\"16px\" viewBox=\"0 0 50 16\" xmlns=\"http://www.w3.org/2000/svg\">\n  <path fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M10.143 0c2.608.015 5.186 2.178 5.186 5.331 0 0 .077 3.812-.084 4.87-.361 2.41-2.164 4.074-4.65 4.496-1.453.284-2.523.49-3.212.623-.373.071-.634.122-.785.152-.184.038-.997.145-1.35.145-2.732 0-5.21-2.04-5.248-5.33 0 0 0-3.514.03-4.442.093-2.4 1.758-4.342 4.926-4.963 0 0 3.875-.752 4.036-.782.368-.07.775-.1 1.15-.1Zm1.826 2.8L5.83 3.989v2.393l-2.455.475v5.968l6.137-1.189V9.243l2.456-.476V2.8ZM5.83 6.382l3.682-.713v3.574l-3.682.713V6.382Zm27.173-1.64-.084-1.066h-2.226v9.132h2.456V7.743c-.008-1.151.998-2.064 2.149-2.072 1.15-.008 1.987.92 1.995 2.072v5.065h2.455V7.359c-.015-2.18-1.657-3.929-3.837-3.913a3.993 3.993 0 0 0-2.908 1.296Zm-6.3-4.266L29.16 0v2.387l-2.456.475V.476Zm0 3.2v9.132h2.456V3.676h-2.456Zm18.179 11.787L49.11 3.676H46.58l-1.612 4.527-.46 1.382-.384-1.382-1.611-4.527H39.98l3.3 9.132L42.15 16l2.732-.537ZM22.867 9.738c0 .752.568 1.075.921 1.075.353 0 .668-.047.998-.154l.537 1.765c-.23.154-.92.537-2.225.537-1.305 0-2.655-.997-2.686-2.686a136.877 136.877 0 0 1 0-4.374H18.8V3.676h1.612v-1.98l2.455-.476v2.456h2.302V5.9h-2.302v3.837Z\"/>\n</svg>\n";

    const isHidden = elm => elm.nodeName === 'BR' || !!elm.getAttribute('data-mce-bogus') || elm.getAttribute('data-mce-type') === 'bookmark';
    const renderElementPath = (editor, settings, providersBackstage) => {
        var _a;
        const delimiter = (_a = settings.delimiter) !== null && _a !== void 0 ? _a : '\u203A';
        const renderElement = (name, element, index) => Button.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-statusbar__path-item'],
                attributes: {
                    'data-index': index,
                    'aria-level': index + 1
                }
            },
            components: [text$1(name)],
            action: _btn => {
                editor.focus();
                editor.selection.select(element);
                editor.nodeChanged();
            },
            buttonBehaviours: derive$1([
                DisablingConfigs.button(providersBackstage.isDisabled),
                receivingConfig()
            ])
        });
        const renderDivider = () => ({
            dom: {
                tag: 'div',
                classes: ['tox-statusbar__path-divider'],
                attributes: { 'aria-hidden': true }
            },
            components: [text$1(` ${ delimiter } `)]
        });
        const renderPathData = data => foldl(data, (acc, path, index) => {
            const element = renderElement(path.name, path.element, index);
            if (index === 0) {
                return acc.concat([element]);
            } else {
                return acc.concat([
                    renderDivider(),
                    element
                ]);
            }
        }, []);
        const updatePath = parents => {
            const newPath = [];
            let i = parents.length;
            while (i-- > 0) {
                const parent = parents[i];
                if (parent.nodeType === 1 && !isHidden(parent)) {
                    const args = editor.dispatch('ResolveName', {
                        name: parent.nodeName.toLowerCase(),
                        target: parent
                    });
                    if (!args.isDefaultPrevented()) {
                        newPath.push({
                            name: args.name,
                            element: parent
                        });
                    }
                    if (args.isPropagationStopped()) {
                        break;
                    }
                }
            }
            return newPath;
        };
        return {
            dom: {
                tag: 'div',
                classes: ['tox-statusbar__path'],
                attributes: { role: 'navigation' }
            },
            behaviours: derive$1([
                Keying.config({
                    mode: 'flow',
                    selector: 'div[role=button]'
                }),
                Disabling.config({ disabled: providersBackstage.isDisabled }),
                receivingConfig(),
                Tabstopping.config({}),
                Replacing.config({}),
                config('elementPathEvents', [runOnAttached((comp, _e) => {
                    editor.shortcuts.add('alt+F11', 'focus statusbar elementpath', () => Keying.focusIn(comp));
                    editor.on('NodeChange', e => {
                        const newPath = updatePath(e.parents);
                        const newChildren = newPath.length > 0 ? renderPathData(newPath) : [];
                        Replacing.set(comp, newChildren);
                    });
                })])
            ]),
            components: []
        };
    };

    var ResizeTypes;
    (function(ResizeTypes) {
        ResizeTypes[ResizeTypes['None'] = 0] = 'None';
        ResizeTypes[ResizeTypes['Both'] = 1] = 'Both';
        ResizeTypes[ResizeTypes['Vertical'] = 2] = 'Vertical';
    }(ResizeTypes || (ResizeTypes = {})));
    const getDimensions = (editor, deltas, resizeType, originalHeight, originalWidth) => {
        const dimensions = {};
        dimensions.height = calcCappedSize(originalHeight + deltas.top, getMinHeightOption(editor), getMaxHeightOption(editor));
        if (resizeType === ResizeTypes.Both) {
            dimensions.width = calcCappedSize(originalWidth + deltas.left, getMinWidthOption(editor), getMaxWidthOption(editor));
        }
        return dimensions;
    };
    const resize = (editor, deltas, resizeType) => {
        const container = SugarElement.fromDom(editor.getContainer());
        const dimensions = getDimensions(editor, deltas, resizeType, get$d(container), get$c(container));
        each(dimensions, (val, dim) => set$8(container, dim, numToPx(val)));
        fireResizeEditor(editor);
    };

    const getResizeType = editor => {
        const resize = getResize(editor);
        if (resize === false) {
            return ResizeTypes.None;
        } else if (resize === 'both') {
            return ResizeTypes.Both;
        } else {
            return ResizeTypes.Vertical;
        }
    };
    const keyboardHandler = (editor, resizeType, x, y) => {
        const scale = 20;
        const delta = SugarPosition(x * scale, y * scale);
        resize(editor, delta, resizeType);
        return Optional.some(true);
    };
    const renderResizeHandler = (editor, providersBackstage) => {
        const resizeType = getResizeType(editor);
        if (resizeType === ResizeTypes.None) {
            return Optional.none();
        }
        return Optional.some(render$3('resize-handle', {
            tag: 'div',
            classes: ['tox-statusbar__resize-handle'],
            attributes: { title: providersBackstage.translate('Resize') },
            behaviours: [
                Dragging.config({
                    mode: 'mouse',
                    repositionTarget: false,
                    onDrag: (_comp, _target, delta) => resize(editor, delta, resizeType),
                    blockerClass: 'tox-blocker'
                }),
                Keying.config({
                    mode: 'special',
                    onLeft: () => keyboardHandler(editor, resizeType, -1, 0),
                    onRight: () => keyboardHandler(editor, resizeType, 1, 0),
                    onUp: () => keyboardHandler(editor, resizeType, 0, -1),
                    onDown: () => keyboardHandler(editor, resizeType, 0, 1)
                }),
                Tabstopping.config({}),
                Focusing.config({})
            ]
        }, providersBackstage.icons));
    };

    const renderWordCount = (editor, providersBackstage) => {
        const replaceCountText = (comp, count, mode) => Replacing.set(comp, [text$1(providersBackstage.translate([
            '{0} ' + mode,
            count[mode]
        ]))]);
        return Button.sketch({
            dom: {
                tag: 'button',
                classes: ['tox-statusbar__wordcount']
            },
            components: [],
            buttonBehaviours: derive$1([
                DisablingConfigs.button(providersBackstage.isDisabled),
                receivingConfig(),
                Tabstopping.config({}),
                Replacing.config({}),
                Representing.config({
                    store: {
                        mode: 'memory',
                        initialValue: {
                            mode: 'words',
                            count: {
                                words: 0,
                                characters: 0
                            }
                        }
                    }
                }),
                config('wordcount-events', [
                    runOnExecute$1(comp => {
                        const currentVal = Representing.getValue(comp);
                        const newMode = currentVal.mode === 'words' ? 'characters' : 'words';
                        Representing.setValue(comp, {
                            mode: newMode,
                            count: currentVal.count
                        });
                        replaceCountText(comp, currentVal.count, newMode);
                    }),
                    runOnAttached(comp => {
                        editor.on('wordCountUpdate', e => {
                            const { mode } = Representing.getValue(comp);
                            Representing.setValue(comp, {
                                mode,
                                count: e.wordCount
                            });
                            replaceCountText(comp, e.wordCount, mode);
                        });
                    })
                ])
            ]),
            eventOrder: {
                [execute$5()]: [
                    'disabling',
                    'alloy.base.behaviour',
                    'wordcount-events'
                ]
            }
        });
    };

    const renderStatusbar = (editor, providersBackstage) => {
        const renderBranding = () => {
            return {
                dom: {
                    tag: 'span',
                    classes: ['tox-statusbar__branding']
                },
                components: [{
                    dom: {
                        tag: 'a',
                        attributes: {
                            'href': 'https://www.tiny.cloud/powered-by-tiny?utm_campaign=editor_referral&utm_medium=poweredby&utm_source=tinymce&utm_content=v6',
                            'rel': 'noopener',
                            'target': '_blank',
                            'aria-label': global$8.translate([
                                'Powered by {0}',
                                'Tiny'
                            ])
                        },
                        innerHtml: Logo.trim()
                    },
                    behaviours: derive$1([Focusing.config({})])
                }]
            };
        };
        const getTextComponents = () => {
            const components = [];
            if (useElementPath(editor)) {
                components.push(renderElementPath(editor, {}, providersBackstage));
            }
            if (editor.hasPlugin('wordcount')) {
                components.push(renderWordCount(editor, providersBackstage));
            }
            if (useBranding(editor)) {
                components.push(renderBranding());
            }
            if (components.length > 0) {
                return [{
                    dom: {
                        tag: 'div',
                        classes: ['tox-statusbar__text-container']
                    },
                    components
                }];
            }
            return [];
        };
        const getComponents = () => {
            const components = getTextComponents();
            const resizeHandler = renderResizeHandler(editor, providersBackstage);
            return components.concat(resizeHandler.toArray());
        };
        return {
            dom: {
                tag: 'div',
                classes: ['tox-statusbar']
            },
            components: getComponents()
        };
    };

    const getLazyMothership = singleton => singleton.get().getOrDie('UI has not been rendered');
    const setup$3 = editor => {
        const isInline = editor.inline;
        const mode = isInline ? Inline : Iframe;
        const header = isStickyToolbar(editor) ? StickyHeader : StaticHeader;
        const lazySink = value$2();
        const lazyOuterContainer = value$2();
        const lazyMothership = value$2();
        const lazyUiMothership = value$2();
        const platform = detect$1();
        const isTouch = platform.deviceType.isTouch();
        const touchPlatformClass = 'tox-platform-touch';
        const deviceClasses = isTouch ? [touchPlatformClass] : [];
        const isToolbarBottom = isToolbarLocationBottom(editor);
        const toolbarMode = getToolbarMode(editor);
        const memAnchorBar = record({
            dom: {
                tag: 'div',
                classes: ['tox-anchorbar']
            }
        });
        const lazyHeader = () => lazyOuterContainer.get().bind(OuterContainer.getHeader);
        const lazySinkResult = () => Result.fromOption(lazySink.get(), 'UI has not been rendered');
        const lazyAnchorBar = () => lazyOuterContainer.get().bind(container => memAnchorBar.getOpt(container)).getOrDie('Could not find a anchor bar element');
        const lazyToolbar = () => lazyOuterContainer.get().bind(container => OuterContainer.getToolbar(container)).getOrDie('Could not find more toolbar element');
        const lazyThrobber = () => lazyOuterContainer.get().bind(container => OuterContainer.getThrobber(container)).getOrDie('Could not find throbber element');
        const backstage = init$7(lazySinkResult, editor, lazyAnchorBar);
        const makeHeaderPart = () => {
            const verticalDirAttributes = { attributes: {
                    [Attribute]: isToolbarBottom ? AttributeValue.BottomToTop : AttributeValue.TopToBottom } };
            const partMenubar = OuterContainer.parts.menubar({
                dom: {
                    tag: 'div',
                    classes: ['tox-menubar']
                },
                backstage,
                onEscape: () => {
                    editor.focus();
                }
            });
            const partToolbar = OuterContainer.parts.toolbar({
                dom: {
                    tag: 'div',
                    classes: ['tox-toolbar']
                },
                getSink: lazySinkResult,
                providers: backstage.shared.providers,
                onEscape: () => {
                    editor.focus();
                },
                type: toolbarMode,
                lazyToolbar,
                lazyHeader: () => lazyHeader().getOrDie('Could not find header element'),
                ...verticalDirAttributes
            });
            const partMultipleToolbar = OuterContainer.parts['multiple-toolbar']({
                dom: {
                    tag: 'div',
                    classes: ['tox-toolbar-overlord']
                },
                providers: backstage.shared.providers,
                onEscape: () => {
                    editor.focus();
                },
                type: toolbarMode
            });
            const hasMultipleToolbar = isMultipleToolbars(editor);
            const hasToolbar = isToolbarEnabled(editor);
            const hasMenubar = isMenubarEnabled(editor);
            const getPartToolbar = () => {
                if (hasMultipleToolbar) {
                    return [partMultipleToolbar];
                } else if (hasToolbar) {
                    return [partToolbar];
                } else {
                    return [];
                }
            };
            return OuterContainer.parts.header({
                dom: {
                    tag: 'div',
                    classes: ['tox-editor-header'],
                    ...verticalDirAttributes
                },
                components: flatten([
                    hasMenubar ? [partMenubar] : [],
                    getPartToolbar(),
                    useFixedContainer(editor) ? [] : [memAnchorBar.asSpec()]
                ]),
                sticky: isStickyToolbar(editor),
                editor,
                sharedBackstage: backstage.shared
            });
        };
        const makeSidebarDefinition = () => {
            const partSocket = OuterContainer.parts.socket({
                dom: {
                    tag: 'div',
                    classes: ['tox-edit-area']
                }
            });
            const partSidebar = OuterContainer.parts.sidebar({
                dom: {
                    tag: 'div',
                    classes: ['tox-sidebar']
                }
            });
            return {
                dom: {
                    tag: 'div',
                    classes: ['tox-sidebar-wrap']
                },
                components: [
                    partSocket,
                    partSidebar
                ]
            };
        };
        const renderSink = () => {
            const uiContainer = getUiContainer(editor);
            const isGridUiContainer = eq(body(), uiContainer) && get$e(uiContainer, 'display') === 'grid';
            const sinkSpec = {
                dom: {
                    tag: 'div',
                    classes: [
                        'tox',
                        'tox-silver-sink',
                        'tox-tinymce-aux'
                    ].concat(deviceClasses),
                    attributes: {...global$8.isRtl() ? { dir: 'rtl' } : {} }
                },
                behaviours: derive$1([Positioning.config({ useFixed: () => header.isDocked(lazyHeader) })])
            };
            const reactiveWidthSpec = {
                dom: { styles: { width: document.body.clientWidth + 'px' } },
                events: derive$2([run$1(windowResize(), comp => {
                    set$8(comp.element, 'width', document.body.clientWidth + 'px');
                })])
            };
            const sink = build$1(deepMerge(sinkSpec, isGridUiContainer ? reactiveWidthSpec : {}));
            const uiMothership = takeover(sink);
            lazySink.set(sink);
            lazyUiMothership.set(uiMothership);
            return {
                sink,
                uiMothership
            };
        };
        const renderContainer = () => {
            const partHeader = makeHeaderPart();
            const sidebarContainer = makeSidebarDefinition();
            const partThrobber = OuterContainer.parts.throbber({
                dom: {
                    tag: 'div',
                    classes: ['tox-throbber']
                },
                backstage
            });
            const statusbar = useStatusBar(editor) && !isInline ? Optional.some(renderStatusbar(editor, backstage.shared.providers)) : Optional.none();
            const editorComponents = flatten([
                isToolbarBottom ? [] : [partHeader],
                isInline ? [] : [sidebarContainer],
                isToolbarBottom ? [partHeader] : []
            ]);
            const editorContainer = {
                dom: {
                    tag: 'div',
                    classes: ['tox-editor-container']
                },
                components: editorComponents
            };
            const containerComponents = flatten([
                [editorContainer],
                isInline ? [] : statusbar.toArray(), [partThrobber]
            ]);
            const isHidden = isDistractionFree(editor);
            const attributes = {
                role: 'application',
                ...global$8.isRtl() ? { dir: 'rtl' } : {},
                ...isHidden ? { 'aria-hidden': 'true' } : {}
            };
            const outerContainer = build$1(OuterContainer.sketch({
                dom: {
                    tag: 'div',
                    classes: [
                        'tox',
                        'tox-tinymce'
                    ].concat(isInline ? ['tox-tinymce-inline'] : []).concat(isToolbarBottom ? ['tox-tinymce--toolbar-bottom'] : []).concat(deviceClasses),
                    styles: {
                        visibility: 'hidden',
                        ...isHidden ? {
                            opacity: '0',
                            border: '0'
                        } : {}
                    },
                    attributes
                },
                components: containerComponents,
                behaviours: derive$1([
                    receivingConfig(),
                    Disabling.config({ disableClass: 'tox-tinymce--disabled' }),
                    Keying.config({
                        mode: 'cyclic',
                        selector: '.tox-menubar, .tox-toolbar, .tox-toolbar__primary, .tox-toolbar__overflow--open, .tox-sidebar__overflow--open, .tox-statusbar__path, .tox-statusbar__wordcount, .tox-statusbar__branding a, .tox-statusbar__resize-handle'
                    })
                ])
            }));
            const mothership = takeover(outerContainer);
            lazyOuterContainer.set(outerContainer);
            lazyMothership.set(mothership);
            return {
                mothership,
                outerContainer
            };
        };
        const setEditorSize = outerContainer => {
            const parsedHeight = numToPx(getHeightWithFallback(editor));
            const parsedWidth = numToPx(getWidthWithFallback(editor));
            if (!editor.inline) {
                if (isValidValue('div', 'width', parsedWidth)) {
                    set$8(outerContainer.element, 'width', parsedWidth);
                }
                if (isValidValue('div', 'height', parsedHeight)) {
                    set$8(outerContainer.element, 'height', parsedHeight);
                } else {
                    set$8(outerContainer.element, 'height', '400px');
                }
            }
            return parsedHeight;
        };
        const setupShortcutsAndCommands = outerContainer => {
            editor.addShortcut('alt+F9', 'focus menubar', () => {
                OuterContainer.focusMenubar(outerContainer);
            });
            editor.addShortcut('alt+F10', 'focus toolbar', () => {
                OuterContainer.focusToolbar(outerContainer);
            });
            editor.addCommand('ToggleToolbarDrawer', () => {
                OuterContainer.toggleToolbarDrawer(outerContainer);
            });
            editor.addQueryStateHandler('ToggleToolbarDrawer', () => OuterContainer.isToolbarDrawerToggled(outerContainer));
        };
        const renderUI = () => {
            const { mothership, outerContainer } = renderContainer();
            const { uiMothership, sink } = renderSink();
            map$1(getToolbarGroups(editor), (toolbarGroupButtonConfig, name) => {
                editor.ui.registry.addGroupToolbarButton(name, toolbarGroupButtonConfig);
            });
            const { buttons, menuItems, contextToolbars, sidebars } = editor.ui.registry.getAll();
            const toolbarOpt = getMultipleToolbarsOption(editor);
            const rawUiConfig = {
                menuItems,
                menus: getMenus(editor),
                menubar: getMenubar(editor),
                toolbar: toolbarOpt.getOrThunk(() => getToolbar(editor)),
                allowToolbarGroups: toolbarMode === ToolbarMode$1.floating,
                buttons,
                sidebar: sidebars
            };
            setupShortcutsAndCommands(outerContainer);
            setup$b(editor, mothership, uiMothership);
            header.setup(editor, backstage.shared, lazyHeader);
            setup$6(editor, backstage);
            setup$5(editor, lazySinkResult, backstage);
            setup$8(editor);
            setup$7(editor, lazyThrobber, backstage.shared);
            register$9(editor, contextToolbars, sink, { backstage });
            setup$4(editor, sink);
            const elm = editor.getElement();
            const height = setEditorSize(outerContainer);
            const uiComponents = {
                mothership,
                uiMothership,
                outerContainer,
                sink
            };
            const args = {
                targetNode: elm,
                height
            };
            return mode.render(editor, uiComponents, rawUiConfig, backstage, args);
        };
        const getMothership = () => getLazyMothership(lazyMothership);
        const getUiMothership = () => getLazyMothership(lazyUiMothership);
        return {
            getMothership,
            getUiMothership,
            backstage,
            renderUI
        };
    };

    const describedBy = (describedElement, describeElement) => {
        const describeId = Optional.from(get$f(describedElement, 'id')).fold(() => {
            const id = generate$6('dialog-describe');
            set$9(describeElement, 'id', id);
            return id;
        }, identity);
        set$9(describedElement, 'aria-describedby', describeId);
    };

    const labelledBy = (labelledElement, labelElement) => {
        const labelId = getOpt(labelledElement, 'id').fold(() => {
            const id = generate$6('dialog-label');
            set$9(labelElement, 'id', id);
            return id;
        }, identity);
        set$9(labelledElement, 'aria-labelledby', labelId);
    };

    const schema$2 = constant$1([
        required$1('lazySink'),
        option$3('dragBlockClass'),
        defaultedFunction('getBounds', win),
        defaulted('useTabstopAt', always),
        defaulted('eventOrder', {}),
        field('modalBehaviours', [Keying]),
        onKeyboardHandler('onExecute'),
        onStrictKeyboardHandler('onEscape')
    ]);
    const basic = { sketch: identity };
    const parts$2 = constant$1([
        optional({
            name: 'draghandle',
            overrides: (detail, spec) => {
                return {
                    behaviours: derive$1([Dragging.config({
                        mode: 'mouse',
                        getTarget: handle => {
                            return ancestor(handle, '[role="dialog"]').getOr(handle);
                        },
                        blockerClass: detail.dragBlockClass.getOrDie(new Error('The drag blocker class was not specified for a dialog with a drag handle: \n' + JSON.stringify(spec, null, 2)).message),
                        getBounds: detail.getDragBounds
                    })])
                };
            }
        }),
        required({
            schema: [required$1('dom')],
            name: 'title'
        }),
        required({
            factory: basic,
            schema: [required$1('dom')],
            name: 'close'
        }),
        required({
            factory: basic,
            schema: [required$1('dom')],
            name: 'body'
        }),
        optional({
            factory: basic,
            schema: [required$1('dom')],
            name: 'footer'
        }),
        external({
            factory: {
                sketch: (spec, detail) => ({
                    ...spec,
                    dom: detail.dom,
                    components: detail.components
                })
            },
            schema: [
                defaulted('dom', {
                    tag: 'div',
                    styles: {
                        position: 'fixed',
                        left: '0px',
                        top: '0px',
                        right: '0px',
                        bottom: '0px'
                    }
                }),
                defaulted('components', [])
            ],
            name: 'blocker'
        })
    ]);

    const factory$4 = (detail, components, spec, externals) => {
        const dialogComp = value$2();
        const showDialog = dialog => {
            dialogComp.set(dialog);
            const sink = detail.lazySink(dialog).getOrDie();
            const externalBlocker = externals.blocker();
            const blocker = sink.getSystem().build({
                ...externalBlocker,
                components: externalBlocker.components.concat([premade(dialog)]),
                behaviours: derive$1([
                    Focusing.config({}),
                    config('dialog-blocker-events', [runOnSource(focusin(), () => {
                        Keying.focusIn(dialog);
                    })])
                ])
            });
            attach(sink, blocker);
            Keying.focusIn(dialog);
        };
        const hideDialog = dialog => {
            dialogComp.clear();
            parent(dialog.element).each(blockerDom => {
                dialog.getSystem().getByDom(blockerDom).each(blocker => {
                    detach(blocker);
                });
            });
        };
        const getDialogBody = dialog => getPartOrDie(dialog, detail, 'body');
        const getDialogFooter = dialog => getPartOrDie(dialog, detail, 'footer');
        const setBusy = (dialog, getBusySpec) => {
            Blocking.block(dialog, getBusySpec);
        };
        const setIdle = dialog => {
            Blocking.unblock(dialog);
        };
        const modalEventsId = generate$6('modal-events');
        const eventOrder = {
            ...detail.eventOrder,
            [attachedToDom()]: [modalEventsId].concat(detail.eventOrder['alloy.system.attached'] || [])
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            apis: {
                show: showDialog,
                hide: hideDialog,
                getBody: getDialogBody,
                getFooter: getDialogFooter,
                setIdle,
                setBusy
            },
            eventOrder,
            domModification: {
                attributes: {
                    'role': 'dialog',
                    'aria-modal': 'true'
                }
            },
            behaviours: augment(detail.modalBehaviours, [
                Replacing.config({}),
                Keying.config({
                    mode: 'cyclic',
                    onEnter: detail.onExecute,
                    onEscape: detail.onEscape,
                    useTabstopAt: detail.useTabstopAt
                }),
                Blocking.config({ getRoot: dialogComp.get }),
                config(modalEventsId, [runOnAttached(c => {
                    labelledBy(c.element, getPartOrDie(c, detail, 'title').element);
                    describedBy(c.element, getPartOrDie(c, detail, 'body').element);
                })])
            ])
        };
    };
    const ModalDialog = composite({
        name: 'ModalDialog',
        configFields: schema$2(),
        partFields: parts$2(),
        factory: factory$4,
        apis: {
            show: (apis, dialog) => {
                apis.show(dialog);
            },
            hide: (apis, dialog) => {
                apis.hide(dialog);
            },
            getBody: (apis, dialog) => apis.getBody(dialog),
            getFooter: (apis, dialog) => apis.getFooter(dialog),
            setBusy: (apis, dialog, getBusySpec) => {
                apis.setBusy(dialog, getBusySpec);
            },
            setIdle: (apis, dialog) => {
                apis.setIdle(dialog);
            }
        }
    });

    const dialogToggleMenuItemSchema = objOf([
        type,
        name$1
    ].concat(commonMenuItemFields));
    const dialogToggleMenuItemDataProcessor = boolean;

    const baseFooterButtonFields = [
        generatedName('button'),
        optionalIcon,
        defaultedStringEnum('align', 'end', [
            'start',
            'end'
        ]),
        primary,
        enabled,
        optionStringEnum('buttonType', [
            'primary',
            'secondary'
        ])
    ];
    const dialogFooterButtonFields = [
        ...baseFooterButtonFields,
        text
    ];
    const normalFooterButtonFields = [
        requiredStringEnum('type', [
            'submit',
            'cancel',
            'custom'
        ]),
        ...dialogFooterButtonFields
    ];
    const menuFooterButtonFields = [
        requiredStringEnum('type', ['menu']),
        optionalText,
        optionalTooltip,
        optionalIcon,
        requiredArrayOf('items', dialogToggleMenuItemSchema),
        ...baseFooterButtonFields
    ];
    const dialogFooterButtonSchema = choose$1('type', {
        submit: normalFooterButtonFields,
        cancel: normalFooterButtonFields,
        custom: normalFooterButtonFields,
        menu: menuFooterButtonFields
    });

    const alertBannerFields = [
        type,
        text,
        requiredStringEnum('level', [
            'info',
            'warn',
            'error',
            'success'
        ]),
        icon,
        defaulted('url', '')
    ];
    const alertBannerSchema = objOf(alertBannerFields);

    const createBarFields = itemsField => [
        type,
        itemsField
    ];

    const buttonFields = [
        type,
        text,
        enabled,
        generatedName('button'),
        optionalIcon,
        borderless,
        optionStringEnum('buttonType', [
            'primary',
            'secondary',
            'toolbar'
        ]),
        primary
    ];
    const buttonSchema = objOf(buttonFields);

    const formComponentFields = [
        type,
        name$1
    ];
    const formComponentWithLabelFields = formComponentFields.concat([optionalLabel]);

    const checkboxFields = formComponentFields.concat([
        label,
        enabled
    ]);
    const checkboxSchema = objOf(checkboxFields);
    const checkboxDataProcessor = boolean;

    const collectionFields = formComponentWithLabelFields.concat([defaultedColumns('auto')]);
    const collectionSchema = objOf(collectionFields);
    const collectionDataProcessor = arrOfObj([
        value$1,
        text,
        icon
    ]);

    const colorInputFields = formComponentWithLabelFields;
    const colorInputSchema = objOf(colorInputFields);
    const colorInputDataProcessor = string;

    const colorPickerFields = formComponentWithLabelFields;
    const colorPickerSchema = objOf(colorPickerFields);
    const colorPickerDataProcessor = string;

    const customEditorFields = formComponentFields.concat([
        defaultedString('tag', 'textarea'),
        requiredString('scriptId'),
        requiredString('scriptUrl'),
        defaultedPostMsg('settings', undefined)
    ]);
    const customEditorFieldsOld = formComponentFields.concat([
        defaultedString('tag', 'textarea'),
        requiredFunction('init')
    ]);
    const customEditorSchema = valueOf(v => asRaw('customeditor.old', objOfOnly(customEditorFieldsOld), v).orThunk(() => asRaw('customeditor.new', objOfOnly(customEditorFields), v)));
    const customEditorDataProcessor = string;

    const dropZoneFields = formComponentWithLabelFields;
    const dropZoneSchema = objOf(dropZoneFields);
    const dropZoneDataProcessor = arrOfVal();

    const createGridFields = itemsField => [
        type,
        requiredNumber('columns'),
        itemsField
    ];

    const htmlPanelFields = [
        type,
        requiredString('html'),
        defaultedStringEnum('presets', 'presentation', [
            'presentation',
            'document'
        ])
    ];
    const htmlPanelSchema = objOf(htmlPanelFields);

    const iframeFields = formComponentWithLabelFields.concat([defaultedBoolean('sandboxed', true)]);
    const iframeSchema = objOf(iframeFields);
    const iframeDataProcessor = string;

    const imagePreviewSchema = objOf(formComponentFields.concat([optionString('height')]));
    const imagePreviewDataProcessor = objOf([
        requiredString('url'),
        optionNumber('zoom'),
        optionNumber('cachedWidth'),
        optionNumber('cachedHeight')
    ]);

    const inputFields = formComponentWithLabelFields.concat([
        optionString('inputMode'),
        optionString('placeholder'),
        defaultedBoolean('maximized', false),
        enabled
    ]);
    const inputSchema = objOf(inputFields);
    const inputDataProcessor = string;

    const createLabelFields = itemsField => [
        type,
        label,
        itemsField
    ];

    const listBoxSingleItemFields = [
        text,
        value$1
    ];
    const listBoxNestedItemFields = [
        text,
        requiredArrayOf('items', thunkOf('items', () => listBoxItemSchema))
    ];
    const listBoxItemSchema = oneOf([
        objOf(listBoxSingleItemFields),
        objOf(listBoxNestedItemFields)
    ]);
    const listBoxFields = formComponentWithLabelFields.concat([
        requiredArrayOf('items', listBoxItemSchema),
        enabled
    ]);
    const listBoxSchema = objOf(listBoxFields);
    const listBoxDataProcessor = string;

    const selectBoxFields = formComponentWithLabelFields.concat([
        requiredArrayOfObj('items', [
            text,
            value$1
        ]),
        defaultedNumber('size', 1),
        enabled
    ]);
    const selectBoxSchema = objOf(selectBoxFields);
    const selectBoxDataProcessor = string;

    const sizeInputFields = formComponentWithLabelFields.concat([
        defaultedBoolean('constrain', true),
        enabled
    ]);
    const sizeInputSchema = objOf(sizeInputFields);
    const sizeInputDataProcessor = objOf([
        requiredString('width'),
        requiredString('height')
    ]);

    const sliderFields = formComponentFields.concat([
        label,
        defaultedNumber('min', 0),
        defaultedNumber('max', 0)
    ]);
    const sliderSchema = objOf(sliderFields);
    const sliderInputDataProcessor = number;

    const tableFields = [
        type,
        requiredArrayOf('header', string),
        requiredArrayOf('cells', arrOf(string))
    ];
    const tableSchema = objOf(tableFields);

    const textAreaFields = formComponentWithLabelFields.concat([
        optionString('placeholder'),
        defaultedBoolean('maximized', false),
        enabled
    ]);
    const textAreaSchema = objOf(textAreaFields);
    const textAreaDataProcessor = string;

    const urlInputFields = formComponentWithLabelFields.concat([
        defaultedStringEnum('filetype', 'file', [
            'image',
            'media',
            'file'
        ]),
        enabled
    ]);
    const urlInputSchema = objOf(urlInputFields);
    const urlInputDataProcessor = objOf([
        value$1,
        defaultedMeta
    ]);

    const createItemsField = name => field$1('items', 'items', required$2(), arrOf(valueOf(v => asRaw(`Checking item of ${ name }`, itemSchema, v).fold(sErr => Result.error(formatError(sErr)), passValue => Result.value(passValue)))));
    const itemSchema = valueThunk(() => choose$2('type', {
        alertbanner: alertBannerSchema,
        bar: objOf(createBarFields(createItemsField('bar'))),
        button: buttonSchema,
        checkbox: checkboxSchema,
        colorinput: colorInputSchema,
        colorpicker: colorPickerSchema,
        dropzone: dropZoneSchema,
        grid: objOf(createGridFields(createItemsField('grid'))),
        iframe: iframeSchema,
        input: inputSchema,
        listbox: listBoxSchema,
        selectbox: selectBoxSchema,
        sizeinput: sizeInputSchema,
        slider: sliderSchema,
        textarea: textAreaSchema,
        urlinput: urlInputSchema,
        customeditor: customEditorSchema,
        htmlpanel: htmlPanelSchema,
        imagepreview: imagePreviewSchema,
        collection: collectionSchema,
        label: objOf(createLabelFields(createItemsField('label'))),
        table: tableSchema,
        panel: panelSchema
    }));
    const panelFields = [
        type,
        defaulted('classes', []),
        requiredArrayOf('items', itemSchema)
    ];
    const panelSchema = objOf(panelFields);

    const tabFields = [
        generatedName('tab'),
        title,
        requiredArrayOf('items', itemSchema)
    ];
    const tabPanelFields = [
        type,
        requiredArrayOfObj('tabs', tabFields)
    ];
    const tabPanelSchema = objOf(tabPanelFields);

    const dialogButtonFields = dialogFooterButtonFields;
    const dialogButtonSchema = dialogFooterButtonSchema;
    const dialogSchema = objOf([
        requiredString('title'),
        requiredOf('body', choose$2('type', {
            panel: panelSchema,
            tabpanel: tabPanelSchema
        })),
        defaultedString('size', 'normal'),
        requiredArrayOf('buttons', dialogButtonSchema),
        defaulted('initialData', {}),
        defaultedFunction('onAction', noop),
        defaultedFunction('onChange', noop),
        defaultedFunction('onSubmit', noop),
        defaultedFunction('onClose', noop),
        defaultedFunction('onCancel', noop),
        defaultedFunction('onTabChange', noop)
    ]);
    const createDialog = spec => asRaw('dialog', dialogSchema, spec);

    const urlDialogButtonSchema = objOf([
        requiredStringEnum('type', [
            'cancel',
            'custom'
        ]),
        ...dialogButtonFields
    ]);
    const urlDialogSchema = objOf([
        requiredString('title'),
        requiredString('url'),
        optionNumber('height'),
        optionNumber('width'),
        optionArrayOf('buttons', urlDialogButtonSchema),
        defaultedFunction('onAction', noop),
        defaultedFunction('onCancel', noop),
        defaultedFunction('onClose', noop),
        defaultedFunction('onMessage', noop)
    ]);
    const createUrlDialog = spec => asRaw('dialog', urlDialogSchema, spec);

    const getAllObjects = obj => {
        if (isObject(obj)) {
            return [obj].concat(bind$3(values(obj), getAllObjects));
        } else if (isArray(obj)) {
            return bind$3(obj, getAllObjects);
        } else {
            return [];
        }
    };

    const isNamedItem = obj => isString(obj.type) && isString(obj.name);
    const dataProcessors = {
        checkbox: checkboxDataProcessor,
        colorinput: colorInputDataProcessor,
        colorpicker: colorPickerDataProcessor,
        dropzone: dropZoneDataProcessor,
        input: inputDataProcessor,
        iframe: iframeDataProcessor,
        imagepreview: imagePreviewDataProcessor,
        selectbox: selectBoxDataProcessor,
        sizeinput: sizeInputDataProcessor,
        slider: sliderInputDataProcessor,
        listbox: listBoxDataProcessor,
        size: sizeInputDataProcessor,
        textarea: textAreaDataProcessor,
        urlinput: urlInputDataProcessor,
        customeditor: customEditorDataProcessor,
        collection: collectionDataProcessor,
        togglemenuitem: dialogToggleMenuItemDataProcessor
    };
    const getDataProcessor = item => Optional.from(dataProcessors[item.type]);
    const getNamedItems = structure => filter$2(getAllObjects(structure), isNamedItem);

    const createDataValidator = structure => {
        const namedItems = getNamedItems(structure);
        const fields = bind$3(namedItems, item => getDataProcessor(item).fold(() => [], schema => [requiredOf(item.name, schema)]));
        return objOf(fields);
    };

    const extract = structure => {
        const internalDialog = getOrDie(createDialog(structure));
        const dataValidator = createDataValidator(structure);
        const initialData = structure.initialData;
        return {
            internalDialog,
            dataValidator,
            initialData
        };
    };
    const DialogManager = {
        open: (factory, structure) => {
            const extraction = extract(structure);
            return factory(extraction.internalDialog, extraction.initialData, extraction.dataValidator);
        },
        openUrl: (factory, structure) => {
            const internalDialog = getOrDie(createUrlDialog(structure));
            return factory(internalDialog);
        },
        redial: structure => extract(structure)
    };

    const toValidValues = values => {
        const errors = [];
        const result = {};
        each(values, (value, name) => {
            value.fold(() => {
                errors.push(name);
            }, v => {
                result[name] = v;
            });
        });
        return errors.length > 0 ? Result.error(errors) : Result.value(result);
    };

    const renderBodyPanel = (spec, dialogData, backstage) => {
        const memForm = record(Form.sketch(parts => ({
            dom: {
                tag: 'div',
                classes: ['tox-form'].concat(spec.classes)
            },
            components: map$2(spec.items, item => interpretInForm(parts, item, dialogData, backstage))
        })));
        return {
            dom: {
                tag: 'div',
                classes: ['tox-dialog__body']
            },
            components: [{
                dom: {
                    tag: 'div',
                    classes: ['tox-dialog__body-content']
                },
                components: [memForm.asSpec()]
            }],
            behaviours: derive$1([
                Keying.config({
                    mode: 'acyclic',
                    useTabstopAt: not(isPseudoStop)
                }),
                ComposingConfigs.memento(memForm),
                RepresentingConfigs.memento(memForm, {
                    postprocess: formValue => toValidValues(formValue).fold(err => {
                        console.error(err);
                        return {};
                    }, identity)
                })
            ])
        };
    };

    const factory$3 = (detail, _spec) => ({
        uid: detail.uid,
        dom: detail.dom,
        components: detail.components,
        events: events$a(detail.action),
        behaviours: augment(detail.tabButtonBehaviours, [
            Focusing.config({}),
            Keying.config({
                mode: 'execution',
                useSpace: true,
                useEnter: true
            }),
            Representing.config({
                store: {
                    mode: 'memory',
                    initialValue: detail.value
                }
            })
        ]),
        domModification: detail.domModification
    });
    const TabButton = single({
        name: 'TabButton',
        configFields: [
            defaulted('uid', undefined),
            required$1('value'),
            field$1('dom', 'dom', mergeWithThunk(() => ({
                attributes: {
                    'role': 'tab',
                    'id': generate$6('aria'),
                    'aria-selected': 'false'
                }
            })), anyValue()),
            option$3('action'),
            defaulted('domModification', {}),
            field('tabButtonBehaviours', [
                Focusing,
                Keying,
                Representing
            ]),
            required$1('view')
        ],
        factory: factory$3
    });

    const schema$1 = constant$1([
        required$1('tabs'),
        required$1('dom'),
        defaulted('clickToDismiss', false),
        field('tabbarBehaviours', [
            Highlighting,
            Keying
        ]),
        markers$1([
            'tabClass',
            'selectedClass'
        ])
    ]);
    const tabsPart = group({
        factory: TabButton,
        name: 'tabs',
        unit: 'tab',
        overrides: barDetail => {
            const dismissTab$1 = (tabbar, button) => {
                Highlighting.dehighlight(tabbar, button);
                emitWith(tabbar, dismissTab(), {
                    tabbar,
                    button
                });
            };
            const changeTab$1 = (tabbar, button) => {
                Highlighting.highlight(tabbar, button);
                emitWith(tabbar, changeTab(), {
                    tabbar,
                    button
                });
            };
            return {
                action: button => {
                    const tabbar = button.getSystem().getByUid(barDetail.uid).getOrDie();
                    const activeButton = Highlighting.isHighlighted(tabbar, button);
                    const response = (() => {
                        if (activeButton && barDetail.clickToDismiss) {
                            return dismissTab$1;
                        } else if (!activeButton) {
                            return changeTab$1;
                        } else {
                            return noop;
                        }
                    })();
                    response(tabbar, button);
                },
                domModification: { classes: [barDetail.markers.tabClass] }
            };
        }
    });
    const parts$1 = constant$1([tabsPart]);

    const factory$2 = (detail, components, _spec, _externals) => ({
        'uid': detail.uid,
        'dom': detail.dom,
        components,
        'debug.sketcher': 'Tabbar',
        'domModification': { attributes: { role: 'tablist' } },
        'behaviours': augment(detail.tabbarBehaviours, [
            Highlighting.config({
                highlightClass: detail.markers.selectedClass,
                itemClass: detail.markers.tabClass,
                onHighlight: (tabbar, tab) => {
                    set$9(tab.element, 'aria-selected', 'true');
                },
                onDehighlight: (tabbar, tab) => {
                    set$9(tab.element, 'aria-selected', 'false');
                }
            }),
            Keying.config({
                mode: 'flow',
                getInitial: tabbar => {
                    return Highlighting.getHighlighted(tabbar).map(tab => tab.element);
                },
                selector: '.' + detail.markers.tabClass,
                executeOnMove: true
            })
        ])
    });
    const Tabbar = composite({
        name: 'Tabbar',
        configFields: schema$1(),
        partFields: parts$1(),
        factory: factory$2
    });

    const factory$1 = (detail, _spec) => ({
        uid: detail.uid,
        dom: detail.dom,
        behaviours: augment(detail.tabviewBehaviours, [Replacing.config({})]),
        domModification: { attributes: { role: 'tabpanel' } }
    });
    const Tabview = single({
        name: 'Tabview',
        configFields: [field('tabviewBehaviours', [Replacing])],
        factory: factory$1
    });

    const schema = constant$1([
        defaulted('selectFirst', true),
        onHandler('onChangeTab'),
        onHandler('onDismissTab'),
        defaulted('tabs', []),
        field('tabSectionBehaviours', [])
    ]);
    const barPart = required({
        factory: Tabbar,
        schema: [
            required$1('dom'),
            requiredObjOf('markers', [
                required$1('tabClass'),
                required$1('selectedClass')
            ])
        ],
        name: 'tabbar',
        defaults: detail => {
            return { tabs: detail.tabs };
        }
    });
    const viewPart = required({
        factory: Tabview,
        name: 'tabview'
    });
    const parts = constant$1([
        barPart,
        viewPart
    ]);

    const factory = (detail, components, _spec, _externals) => {
        const changeTab$1 = button => {
            const tabValue = Representing.getValue(button);
            getPart(button, detail, 'tabview').each(tabview => {
                const tabWithValue = find$5(detail.tabs, t => t.value === tabValue);
                tabWithValue.each(tabData => {
                    const panel = tabData.view();
                    getOpt(button.element, 'id').each(id => {
                        set$9(tabview.element, 'aria-labelledby', id);
                    });
                    Replacing.set(tabview, panel);
                    detail.onChangeTab(tabview, button, panel);
                });
            });
        };
        const changeTabBy = (section, byPred) => {
            getPart(section, detail, 'tabbar').each(tabbar => {
                byPred(tabbar).each(emitExecute);
            });
        };
        return {
            uid: detail.uid,
            dom: detail.dom,
            components,
            behaviours: get$3(detail.tabSectionBehaviours),
            events: derive$2(flatten([
                detail.selectFirst ? [runOnAttached((section, _simulatedEvent) => {
                    changeTabBy(section, Highlighting.getFirst);
                })] : [],
                [
                    run$1(changeTab(), (section, simulatedEvent) => {
                        const button = simulatedEvent.event.button;
                        changeTab$1(button);
                    }),
                    run$1(dismissTab(), (section, simulatedEvent) => {
                        const button = simulatedEvent.event.button;
                        detail.onDismissTab(section, button);
                    })
                ]
            ])),
            apis: {
                getViewItems: section => {
                    return getPart(section, detail, 'tabview').map(tabview => Replacing.contents(tabview)).getOr([]);
                },
                showTab: (section, tabKey) => {
                    const getTabIfNotActive = tabbar => {
                        const candidates = Highlighting.getCandidates(tabbar);
                        const optTab = find$5(candidates, c => Representing.getValue(c) === tabKey);
                        return optTab.filter(tab => !Highlighting.isHighlighted(tabbar, tab));
                    };
                    changeTabBy(section, getTabIfNotActive);
                }
            }
        };
    };
    const TabSection = composite({
        name: 'TabSection',
        configFields: schema(),
        partFields: parts(),
        factory,
        apis: {
            getViewItems: (apis, component) => apis.getViewItems(component),
            showTab: (apis, component, tabKey) => {
                apis.showTab(component, tabKey);
            }
        }
    });

    const measureHeights = (allTabs, tabview, tabviewComp) => map$2(allTabs, (_tab, i) => {
        Replacing.set(tabviewComp, allTabs[i].view());
        const rect = tabview.dom.getBoundingClientRect();
        Replacing.set(tabviewComp, []);
        return rect.height;
    });
    const getMaxHeight = heights => head(sort(heights, (a, b) => {
        if (a > b) {
            return -1;
        } else if (a < b) {
            return +1;
        } else {
            return 0;
        }
    }));
    const getMaxTabviewHeight = (dialog, tabview, tablist) => {
        const documentElement$1 = documentElement(dialog).dom;
        const rootElm = ancestor(dialog, '.tox-dialog-wrap').getOr(dialog);
        const isFixed = get$e(rootElm, 'position') === 'fixed';
        let maxHeight;
        if (isFixed) {
            maxHeight = Math.max(documentElement$1.clientHeight, window.innerHeight);
        } else {
            maxHeight = Math.max(documentElement$1.offsetHeight, documentElement$1.scrollHeight);
        }
        const tabviewHeight = get$d(tabview);
        const isTabListBeside = tabview.dom.offsetLeft >= tablist.dom.offsetLeft + get$c(tablist);
        const currentTabHeight = isTabListBeside ? Math.max(get$d(tablist), tabviewHeight) : tabviewHeight;
        const dialogTopMargin = parseInt(get$e(dialog, 'margin-top'), 10) || 0;
        const dialogBottomMargin = parseInt(get$e(dialog, 'margin-bottom'), 10) || 0;
        const dialogHeight = get$d(dialog) + dialogTopMargin + dialogBottomMargin;
        const chromeHeight = dialogHeight - currentTabHeight;
        return maxHeight - chromeHeight;
    };
    const showTab = (allTabs, comp) => {
        head(allTabs).each(tab => TabSection.showTab(comp, tab.value));
    };
    const setTabviewHeight = (tabview, height) => {
        set$8(tabview, 'height', height + 'px');
        set$8(tabview, 'flex-basis', height + 'px');
    };
    const updateTabviewHeight = (dialogBody, tabview, maxTabHeight) => {
        ancestor(dialogBody, '[role="dialog"]').each(dialog => {
            descendant(dialog, '[role="tablist"]').each(tablist => {
                maxTabHeight.get().map(height => {
                    set$8(tabview, 'height', '0');
                    set$8(tabview, 'flex-basis', '0');
                    return Math.min(height, getMaxTabviewHeight(dialog, tabview, tablist));
                }).each(height => {
                    setTabviewHeight(tabview, height);
                });
            });
        });
    };
    const getTabview = dialog => descendant(dialog, '[role="tabpanel"]');
    const setMode = allTabs => {
        const smartTabHeight = (() => {
            const maxTabHeight = value$2();
            const extraEvents = [
                runOnAttached(comp => {
                    const dialog = comp.element;
                    getTabview(dialog).each(tabview => {
                        set$8(tabview, 'visibility', 'hidden');
                        comp.getSystem().getByDom(tabview).toOptional().each(tabviewComp => {
                            const heights = measureHeights(allTabs, tabview, tabviewComp);
                            const maxTabHeightOpt = getMaxHeight(heights);
                            maxTabHeightOpt.fold(maxTabHeight.clear, maxTabHeight.set);
                        });
                        updateTabviewHeight(dialog, tabview, maxTabHeight);
                        remove$6(tabview, 'visibility');
                        showTab(allTabs, comp);
                        requestAnimationFrame(() => {
                            updateTabviewHeight(dialog, tabview, maxTabHeight);
                        });
                    });
                }),
                run$1(windowResize(), comp => {
                    const dialog = comp.element;
                    getTabview(dialog).each(tabview => {
                        updateTabviewHeight(dialog, tabview, maxTabHeight);
                    });
                }),
                run$1(formResizeEvent, (comp, _se) => {
                    const dialog = comp.element;
                    getTabview(dialog).each(tabview => {
                        const oldFocus = active$1(getRootNode(tabview));
                        set$8(tabview, 'visibility', 'hidden');
                        const oldHeight = getRaw(tabview, 'height').map(h => parseInt(h, 10));
                        remove$6(tabview, 'height');
                        remove$6(tabview, 'flex-basis');
                        const newHeight = tabview.dom.getBoundingClientRect().height;
                        const hasGrown = oldHeight.forall(h => newHeight > h);
                        if (hasGrown) {
                            maxTabHeight.set(newHeight);
                            updateTabviewHeight(dialog, tabview, maxTabHeight);
                        } else {
                            oldHeight.each(h => {
                                setTabviewHeight(tabview, h);
                            });
                        }
                        remove$6(tabview, 'visibility');
                        oldFocus.each(focus$3);
                    });
                })
            ];
            const selectFirst = false;
            return {
                extraEvents,
                selectFirst
            };
        })();
        const naiveTabHeight = (() => {
            const extraEvents = [];
            const selectFirst = true;
            return {
                extraEvents,
                selectFirst
            };
        })();
        return {
            smartTabHeight,
            naiveTabHeight
        };
    };

    const SendDataToSectionChannel = 'send-data-to-section';
    const SendDataToViewChannel = 'send-data-to-view';
    const renderTabPanel = (spec, dialogData, backstage) => {
        const storedValue = Cell({});
        const updateDataWithForm = form => {
            const formData = Representing.getValue(form);
            const validData = toValidValues(formData).getOr({});
            const currentData = storedValue.get();
            const newData = deepMerge(currentData, validData);
            storedValue.set(newData);
        };
        const setDataOnForm = form => {
            const tabData = storedValue.get();
            Representing.setValue(form, tabData);
        };
        const oldTab = Cell(null);
        const allTabs = map$2(spec.tabs, tab => {
            return {
                value: tab.name,
                dom: {
                    tag: 'div',
                    classes: ['tox-dialog__body-nav-item']
                },
                components: [text$1(backstage.shared.providers.translate(tab.title))],
                view: () => {
                    return [Form.sketch(parts => ({
                        dom: {
                            tag: 'div',
                            classes: ['tox-form']
                        },
                        components: map$2(tab.items, item => interpretInForm(parts, item, dialogData, backstage)),
                        formBehaviours: derive$1([
                            Keying.config({
                                mode: 'acyclic',
                                useTabstopAt: not(isPseudoStop)
                            }),
                            config('TabView.form.events', [
                                runOnAttached(setDataOnForm),
                                runOnDetached(updateDataWithForm)
                            ]),
                            Receiving.config({
                                channels: wrapAll([{
                                        key: SendDataToSectionChannel,
                                        value: { onReceive: updateDataWithForm }
                                    },
                                    {
                                        key: SendDataToViewChannel,
                                        value: { onReceive: setDataOnForm }
                                    }
                                ])
                            })
                        ])
                    }))];
                }
            };
        });
        const tabMode = setMode(allTabs).smartTabHeight;
        return TabSection.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-dialog__body']
            },
            onChangeTab: (section, button, _viewItems) => {
                const name = Representing.getValue(button);
                emitWith(section, formTabChangeEvent, {
                    name,
                    oldName: oldTab.get()
                });
                oldTab.set(name);
            },
            tabs: allTabs,
            components: [
                TabSection.parts.tabbar({
                    dom: {
                        tag: 'div',
                        classes: ['tox-dialog__body-nav']
                    },
                    components: [Tabbar.parts.tabs({})],
                    markers: {
                        tabClass: 'tox-tab',
                        selectedClass: 'tox-dialog__body-nav-item--active'
                    },
                    tabbarBehaviours: derive$1([Tabstopping.config({})])
                }),
                TabSection.parts.tabview({
                    dom: {
                        tag: 'div',
                        classes: ['tox-dialog__body-content']
                    }
                })
            ],
            selectFirst: tabMode.selectFirst,
            tabSectionBehaviours: derive$1([
                config('tabpanel', tabMode.extraEvents),
                Keying.config({ mode: 'acyclic' }),
                Composing.config({ find: comp => head(TabSection.getViewItems(comp)) }),
                RepresentingConfigs.withComp(Optional.none(), tsection => {
                    tsection.getSystem().broadcastOn([SendDataToSectionChannel], {});
                    return storedValue.get();
                }, (tsection, value) => {
                    storedValue.set(value);
                    tsection.getSystem().broadcastOn([SendDataToViewChannel], {});
                })
            ])
        });
    };

    const dialogChannel = generate$6('update-dialog');
    const titleChannel = generate$6('update-title');
    const bodyChannel = generate$6('update-body');
    const footerChannel = generate$6('update-footer');
    const bodySendMessageChannel = generate$6('body-send-message');

    const renderBody = (spec, dialogId, contentId, backstage, ariaAttrs) => {
        const renderComponents = incoming => {
            const body = incoming.body;
            switch (body.type) {
                case 'tabpanel':
                    {
                        return [renderTabPanel(body, incoming.initialData, backstage)];
                    }
                default:
                    {
                        return [renderBodyPanel(body, incoming.initialData, backstage)];
                    }
            }
        };
        const updateState = (_comp, incoming) => Optional.some({ isTabPanel: () => incoming.body.type === 'tabpanel' });
        const ariaAttributes = { 'aria-live': 'polite' };
        return {
            dom: {
                tag: 'div',
                classes: ['tox-dialog__content-js'],
                attributes: {
                    ...contentId.map(x => ({ id: x })).getOr({}),
                    ...ariaAttrs ? ariaAttributes : {}
                }
            },
            components: [],
            behaviours: derive$1([
                ComposingConfigs.childAt(0),
                Reflecting.config({
                    channel: `${ bodyChannel }-${ dialogId }`,
                    updateState,
                    renderComponents,
                    initialData: spec
                })
            ])
        };
    };
    const renderInlineBody = (spec, dialogId, contentId, backstage, ariaAttrs) => renderBody(spec, dialogId, Optional.some(contentId), backstage, ariaAttrs);
    const renderModalBody = (spec, dialogId, backstage) => {
        const bodySpec = renderBody(spec, dialogId, Optional.none(), backstage, false);
        return ModalDialog.parts.body(bodySpec);
    };
    const renderIframeBody = spec => {
        const bodySpec = {
            dom: {
                tag: 'div',
                classes: ['tox-dialog__content-js']
            },
            components: [{
                dom: {
                    tag: 'div',
                    classes: ['tox-dialog__body-iframe']
                },
                components: [craft({
                    dom: {
                        tag: 'iframe',
                        attributes: { src: spec.url }
                    },
                    behaviours: derive$1([
                        Tabstopping.config({}),
                        Focusing.config({})
                    ])
                })]
            }],
            behaviours: derive$1([Keying.config({
                mode: 'acyclic',
                useTabstopAt: not(isPseudoStop)
            })])
        };
        return ModalDialog.parts.body(bodySpec);
    };

    const isTouch = global$5.deviceType.isTouch();
    const hiddenHeader = (title, close) => ({
        dom: {
            tag: 'div',
            styles: { display: 'none' },
            classes: ['tox-dialog__header']
        },
        components: [
            title,
            close
        ]
    });
    const pClose = (onClose, providersBackstage) => ModalDialog.parts.close(Button.sketch({
        dom: {
            tag: 'button',
            classes: [
                'tox-button',
                'tox-button--icon',
                'tox-button--naked'
            ],
            attributes: {
                'type': 'button',
                'aria-label': providersBackstage.translate('Close')
            }
        },
        action: onClose,
        buttonBehaviours: derive$1([Tabstopping.config({})])
    }));
    const pUntitled = () => ModalDialog.parts.title({
        dom: {
            tag: 'div',
            classes: ['tox-dialog__title'],
            innerHtml: '',
            styles: { display: 'none' }
        }
    });
    const pBodyMessage = (message, providersBackstage) => ModalDialog.parts.body({
        dom: {
            tag: 'div',
            classes: ['tox-dialog__body']
        },
        components: [{
            dom: {
                tag: 'div',
                classes: ['tox-dialog__body-content']
            },
            components: [{ dom: fromHtml(`<p>${ providersBackstage.translate(message) }</p>`) }]
        }]
    });
    const pFooter = buttons => ModalDialog.parts.footer({
        dom: {
            tag: 'div',
            classes: ['tox-dialog__footer']
        },
        components: buttons
    });
    const pFooterGroup = (startButtons, endButtons) => [
        Container.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-dialog__footer-start']
            },
            components: startButtons
        }),
        Container.sketch({
            dom: {
                tag: 'div',
                classes: ['tox-dialog__footer-end']
            },
            components: endButtons
        })
    ];
    const renderDialog$1 = spec => {
        const dialogClass = 'tox-dialog';
        const blockerClass = dialogClass + '-wrap';
        const blockerBackdropClass = blockerClass + '__backdrop';
        const scrollLockClass = dialogClass + '__disable-scroll';
        return ModalDialog.sketch({
            lazySink: spec.lazySink,
            onEscape: comp => {
                spec.onEscape(comp);
                return Optional.some(true);
            },
            useTabstopAt: elem => !isPseudoStop(elem),
            dom: {
                tag: 'div',
                classes: [dialogClass].concat(spec.extraClasses),
                styles: {
                    position: 'relative',
                    ...spec.extraStyles
                }
            },
            components: [
                spec.header,
                spec.body,
                ...spec.footer.toArray()
            ],
            parts: {
                blocker: {
                    dom: fromHtml(`<div class="${ blockerClass }"></div>`),
                    components: [{
                        dom: {
                            tag: 'div',
                            classes: isTouch ? [
                                blockerBackdropClass,
                                blockerBackdropClass + '--opaque'
                            ] : [blockerBackdropClass]
                        }
                    }]
                }
            },
            dragBlockClass: blockerClass,
            modalBehaviours: derive$1([
                Focusing.config({}),
                config('dialog-events', spec.dialogEvents.concat([runOnSource(focusin(), (comp, _se) => {
                    Keying.focusIn(comp);
                })])),
                config('scroll-lock', [
                    runOnAttached(() => {
                        add$2(body(), scrollLockClass);
                    }),
                    runOnDetached(() => {
                        remove$2(body(), scrollLockClass);
                    })
                ]),
                ...spec.extraBehaviours
            ]),
            eventOrder: {
                [execute$5()]: ['dialog-events'],
                [attachedToDom()]: [
                    'scroll-lock',
                    'dialog-events',
                    'alloy.base.behaviour'
                ],
                [detachedFromDom()]: [
                    'alloy.base.behaviour',
                    'dialog-events',
                    'scroll-lock'
                ],
                ...spec.eventOrder
            }
        });
    };

    const renderClose = providersBackstage => Button.sketch({
        dom: {
            tag: 'button',
            classes: [
                'tox-button',
                'tox-button--icon',
                'tox-button--naked'
            ],
            attributes: {
                'type': 'button',
                'aria-label': providersBackstage.translate('Close'),
                'title': providersBackstage.translate('Close')
            }
        },
        components: [render$3('close', {
            tag: 'div',
            classes: ['tox-icon']
        }, providersBackstage.icons)],
        action: comp => {
            emit(comp, formCancelEvent);
        }
    });
    const renderTitle = (spec, dialogId, titleId, providersBackstage) => {
        const renderComponents = data => [text$1(providersBackstage.translate(data.title))];
        return {
            dom: {
                tag: 'div',
                classes: ['tox-dialog__title'],
                attributes: {...titleId.map(x => ({ id: x })).getOr({}) }
            },
            components: [],
            behaviours: derive$1([Reflecting.config({
                channel: `${ titleChannel }-${ dialogId }`,
                initialData: spec,
                renderComponents
            })])
        };
    };
    const renderDragHandle = () => ({ dom: fromHtml('<div class="tox-dialog__draghandle"></div>') });
    const renderInlineHeader = (spec, dialogId, titleId, providersBackstage) => Container.sketch({
        dom: fromHtml('<div class="tox-dialog__header"></div>'),
        components: [
            renderTitle(spec, dialogId, Optional.some(titleId), providersBackstage),
            renderDragHandle(),
            renderClose(providersBackstage)
        ],
        containerBehaviours: derive$1([Dragging.config({
            mode: 'mouse',
            blockerClass: 'blocker',
            getTarget: handle => {
                return closest$1(handle, '[role="dialog"]').getOrDie();
            },
            snaps: {
                getSnapPoints: () => [],
                leftAttr: 'data-drag-left',
                topAttr: 'data-drag-top'
            }
        })])
    });
    const renderModalHeader = (spec, dialogId, providersBackstage) => {
        const pTitle = ModalDialog.parts.title(renderTitle(spec, dialogId, Optional.none(), providersBackstage));
        const pHandle = ModalDialog.parts.draghandle(renderDragHandle());
        const pClose = ModalDialog.parts.close(renderClose(providersBackstage));
        const components = [pTitle].concat(spec.draggable ? [pHandle] : []).concat([pClose]);
        return Container.sketch({
            dom: fromHtml('<div class="tox-dialog__header"></div>'),
            components
        });
    };

    const getHeader = (title, dialogId, backstage) => renderModalHeader({
        title: backstage.shared.providers.translate(title),
        draggable: backstage.dialog.isDraggableModal()
    }, dialogId, backstage.shared.providers);
    const getBusySpec = (message, bs, providers) => ({
        dom: {
            tag: 'div',
            classes: ['tox-dialog__busy-spinner'],
            attributes: { 'aria-label': providers.translate(message) },
            styles: {
                left: '0px',
                right: '0px',
                bottom: '0px',
                top: '0px',
                position: 'absolute'
            }
        },
        behaviours: bs,
        components: [{ dom: fromHtml('<div class="tox-spinner"><div></div><div></div><div></div></div>') }]
    });
    const getEventExtras = (lazyDialog, providers, extra) => ({
        onClose: () => extra.closeWindow(),
        onBlock: blockEvent => {
            ModalDialog.setBusy(lazyDialog(), (_comp, bs) => getBusySpec(blockEvent.message, bs, providers));
        },
        onUnblock: () => {
            ModalDialog.setIdle(lazyDialog());
        }
    });
    const renderModalDialog = (spec, initialData, dialogEvents, backstage) => {
        const updateState = (_comp, incoming) => Optional.some(incoming);
        return build$1(renderDialog$1({
            ...spec,
            lazySink: backstage.shared.getSink,
            extraBehaviours: [
                Reflecting.config({
                    channel: `${ dialogChannel }-${ spec.id }`,
                    updateState,
                    initialData
                }),
                RepresentingConfigs.memory({}),
                ...spec.extraBehaviours
            ],
            onEscape: comp => {
                emit(comp, formCancelEvent);
            },
            dialogEvents,
            eventOrder: {
                [receive()]: [
                    Reflecting.name(),
                    Receiving.name()
                ],
                [attachedToDom()]: [
                    'scroll-lock',
                    Reflecting.name(),
                    'messages',
                    'dialog-events',
                    'alloy.base.behaviour'
                ],
                [detachedFromDom()]: [
                    'alloy.base.behaviour',
                    'dialog-events',
                    'messages',
                    Reflecting.name(),
                    'scroll-lock'
                ]
            }
        }));
    };
    const mapMenuButtons = buttons => {
        const mapItems = button => {
            const items = map$2(button.items, item => {
                const cell = Cell(false);
                return {
                    ...item,
                    storage: cell
                };
            });
            return {
                ...button,
                items
            };
        };
        return map$2(buttons, button => {
            if (button.type === 'menu') {
                return mapItems(button);
            }
            return button;
        });
    };
    const extractCellsToObject = buttons => foldl(buttons, (acc, button) => {
        if (button.type === 'menu') {
            const menuButton = button;
            return foldl(menuButton.items, (innerAcc, item) => {
                innerAcc[item.name] = item.storage;
                return innerAcc;
            }, acc);
        }
        return acc;
    }, {});

    const initCommonEvents = (fireApiEvent, extras) => [
        runWithTarget(focusin(), onFocus),
        fireApiEvent(formCloseEvent, (_api, spec) => {
            extras.onClose();
            spec.onClose();
        }),
        fireApiEvent(formCancelEvent, (api, spec, _event, self) => {
            spec.onCancel(api);
            emit(self, formCloseEvent);
        }),
        run$1(formUnblockEvent, (_c, _se) => extras.onUnblock()),
        run$1(formBlockEvent, (_c, se) => extras.onBlock(se.event))
    ];
    const initUrlDialog = (getInstanceApi, extras) => {
        const fireApiEvent = (eventName, f) => run$1(eventName, (c, se) => {
            withSpec(c, (spec, _c) => {
                f(getInstanceApi(), spec, se.event, c);
            });
        });
        const withSpec = (c, f) => {
            Reflecting.getState(c).get().each(currentDialog => {
                f(currentDialog, c);
            });
        };
        return [
            ...initCommonEvents(fireApiEvent, extras),
            fireApiEvent(formActionEvent, (api, spec, event) => {
                spec.onAction(api, { name: event.name });
            })
        ];
    };
    const initDialog = (getInstanceApi, extras, getSink) => {
        const fireApiEvent = (eventName, f) => run$1(eventName, (c, se) => {
            withSpec(c, (spec, _c) => {
                f(getInstanceApi(), spec, se.event, c);
            });
        });
        const withSpec = (c, f) => {
            Reflecting.getState(c).get().each(currentDialogInit => {
                f(currentDialogInit.internalDialog, c);
            });
        };
        return [
            ...initCommonEvents(fireApiEvent, extras),
            fireApiEvent(formSubmitEvent, (api, spec) => spec.onSubmit(api)),
            fireApiEvent(formChangeEvent, (api, spec, event) => {
                spec.onChange(api, { name: event.name });
            }),
            fireApiEvent(formActionEvent, (api, spec, event, component) => {
                const focusIn = () => Keying.focusIn(component);
                const isDisabled = focused => has$1(focused, 'disabled') || getOpt(focused, 'aria-disabled').exists(val => val === 'true');
                const rootNode = getRootNode(component.element);
                const current = active$1(rootNode);
                spec.onAction(api, {
                    name: event.name,
                    value: event.value
                });
                active$1(rootNode).fold(focusIn, focused => {
                    if (isDisabled(focused)) {
                        focusIn();
                    } else if (current.exists(cur => contains(focused, cur) && isDisabled(cur))) {
                        focusIn();
                    } else {
                        getSink().toOptional().filter(sink => !contains(sink.element, focused)).each(focusIn);
                    }
                });
            }),
            fireApiEvent(formTabChangeEvent, (api, spec, event) => {
                spec.onTabChange(api, {
                    newTabName: event.name,
                    oldTabName: event.oldName
                });
            }),
            runOnDetached(component => {
                const api = getInstanceApi();
                Representing.setValue(component, api.getData());
            })
        ];
    };
    const SilverDialogEvents = {
        initUrlDialog,
        initDialog
    };

    const makeButton = (button, backstage) => renderFooterButton(button, button.type, backstage);
    const lookup = (compInSystem, footerButtons, buttonName) => find$5(footerButtons, button => button.name === buttonName).bind(memButton => memButton.memento.getOpt(compInSystem));
    const renderComponents = (_data, state) => {
        const footerButtons = state.map(s => s.footerButtons).getOr([]);
        const buttonGroups = partition$3(footerButtons, button => button.align === 'start');
        const makeGroup = (edge, buttons) => Container.sketch({
            dom: {
                tag: 'div',
                classes: [`tox-dialog__footer-${ edge }`]
            },
            components: map$2(buttons, button => button.memento.asSpec())
        });
        const startButtons = makeGroup('start', buttonGroups.pass);
        const endButtons = makeGroup('end', buttonGroups.fail);
        return [
            startButtons,
            endButtons
        ];
    };
    const renderFooter = (initSpec, dialogId, backstage) => {
        const updateState = (comp, data) => {
            const footerButtons = map$2(data.buttons, button => {
                const memButton = record(makeButton(button, backstage));
                return {
                    name: button.name,
                    align: button.align,
                    memento: memButton
                };
            });
            const lookupByName = buttonName => lookup(comp, footerButtons, buttonName);
            return Optional.some({
                lookupByName,
                footerButtons
            });
        };
        return {
            dom: fromHtml('<div class="tox-dialog__footer"></div>'),
            components: [],
            behaviours: derive$1([Reflecting.config({
                channel: `${ footerChannel }-${ dialogId }`,
                initialData: initSpec,
                updateState,
                renderComponents
            })])
        };
    };
    const renderInlineFooter = (initSpec, dialogId, backstage) => renderFooter(initSpec, dialogId, backstage);
    const renderModalFooter = (initSpec, dialogId, backstage) => ModalDialog.parts.footer(renderFooter(initSpec, dialogId, backstage));

    const getCompByName = (access, name) => {
        const root = access.getRoot();
        if (root.getSystem().isConnected()) {
            const form = Composing.getCurrent(access.getFormWrapper()).getOr(access.getFormWrapper());
            return Form.getField(form, name).orThunk(() => {
                const footer = access.getFooter();
                const footerState = Reflecting.getState(footer).get();
                return footerState.bind(f => f.lookupByName(name));
            });
        } else {
            return Optional.none();
        }
    };
    const validateData$1 = (access, data) => {
        const root = access.getRoot();
        return Reflecting.getState(root).get().map(dialogState => getOrDie(asRaw('data', dialogState.dataValidator, data))).getOr(data);
    };
    const getDialogApi = (access, doRedial, menuItemStates) => {
        const withRoot = f => {
            const root = access.getRoot();
            if (root.getSystem().isConnected()) {
                f(root);
            }
        };
        const getData = () => {
            const root = access.getRoot();
            const valueComp = root.getSystem().isConnected() ? access.getFormWrapper() : root;
            const representedValues = Representing.getValue(valueComp);
            const menuItemCurrentState = map$1(menuItemStates, cell => cell.get());
            return {
                ...representedValues,
                ...menuItemCurrentState
            };
        };
        const setData = newData => {
            withRoot(_ => {
                const prevData = instanceApi.getData();
                const mergedData = deepMerge(prevData, newData);
                const newInternalData = validateData$1(access, mergedData);
                const form = access.getFormWrapper();
                Representing.setValue(form, newInternalData);
                each(menuItemStates, (v, k) => {
                    if (has$2(mergedData, k)) {
                        v.set(mergedData[k]);
                    }
                });
            });
        };
        const setEnabled = (name, state) => {
            getCompByName(access, name).each(state ? Disabling.enable : Disabling.disable);
        };
        const focus = name => {
            getCompByName(access, name).each(Focusing.focus);
        };
        const block = message => {
            if (!isString(message)) {
                throw new Error('The dialogInstanceAPI.block function should be passed a blocking message of type string as an argument');
            }
            withRoot(root => {
                emitWith(root, formBlockEvent, { message });
            });
        };
        const unblock = () => {
            withRoot(root => {
                emit(root, formUnblockEvent);
            });
        };
        const showTab = name => {
            withRoot(_ => {
                const body = access.getBody();
                const bodyState = Reflecting.getState(body);
                if (bodyState.get().exists(b => b.isTabPanel())) {
                    Composing.getCurrent(body).each(tabSection => {
                        TabSection.showTab(tabSection, name);
                    });
                }
            });
        };
        const redial = d => {
            withRoot(root => {
                const id = access.getId();
                const dialogInit = doRedial(d);
                root.getSystem().broadcastOn([`${ dialogChannel }-${ id }`], dialogInit);
                root.getSystem().broadcastOn([`${ titleChannel }-${ id }`], dialogInit.internalDialog);
                root.getSystem().broadcastOn([`${ bodyChannel }-${ id }`], dialogInit.internalDialog);
                root.getSystem().broadcastOn([`${ footerChannel }-${ id }`], dialogInit.internalDialog);
                instanceApi.setData(dialogInit.initialData);
            });
        };
        const close = () => {
            withRoot(root => {
                emit(root, formCloseEvent);
            });
        };
        const instanceApi = {
            getData,
            setData,
            setEnabled,
            focus,
            block,
            unblock,
            showTab,
            redial,
            close
        };
        return instanceApi;
    };

    const getDialogSizeClasses = size => {
        switch (size) {
            case 'large':
                return ['tox-dialog--width-lg'];
            case 'medium':
                return ['tox-dialog--width-md'];
            default:
                return [];
        }
    };
    const renderDialog = (dialogInit, extra, backstage) => {
        const dialogId = generate$6('dialog');
        const internalDialog = dialogInit.internalDialog;
        const header = getHeader(internalDialog.title, dialogId, backstage);
        const body = renderModalBody({
            body: internalDialog.body,
            initialData: internalDialog.initialData
        }, dialogId, backstage);
        const storagedMenuButtons = mapMenuButtons(internalDialog.buttons);
        const objOfCells = extractCellsToObject(storagedMenuButtons);
        const footer = renderModalFooter({ buttons: storagedMenuButtons }, dialogId, backstage);
        const dialogEvents = SilverDialogEvents.initDialog(() => instanceApi, getEventExtras(() => dialog, backstage.shared.providers, extra), backstage.shared.getSink);
        const dialogSize = getDialogSizeClasses(internalDialog.size);
        const spec = {
            id: dialogId,
            header,
            body,
            footer: Optional.some(footer),
            extraClasses: dialogSize,
            extraBehaviours: [],
            extraStyles: {}
        };
        const dialog = renderModalDialog(spec, dialogInit, dialogEvents, backstage);
        const modalAccess = (() => {
            const getForm = () => {
                const outerForm = ModalDialog.getBody(dialog);
                return Composing.getCurrent(outerForm).getOr(outerForm);
            };
            return {
                getId: constant$1(dialogId),
                getRoot: constant$1(dialog),
                getBody: () => ModalDialog.getBody(dialog),
                getFooter: () => ModalDialog.getFooter(dialog),
                getFormWrapper: getForm
            };
        })();
        const instanceApi = getDialogApi(modalAccess, extra.redial, objOfCells);
        return {
            dialog,
            instanceApi
        };
    };

    const renderInlineDialog = (dialogInit, extra, backstage, ariaAttrs) => {
        const dialogId = generate$6('dialog');
        const dialogLabelId = generate$6('dialog-label');
        const dialogContentId = generate$6('dialog-content');
        const internalDialog = dialogInit.internalDialog;
        const updateState = (_comp, incoming) => Optional.some(incoming);
        const memHeader = record(renderInlineHeader({
            title: internalDialog.title,
            draggable: true
        }, dialogId, dialogLabelId, backstage.shared.providers));
        const memBody = record(renderInlineBody({
            body: internalDialog.body,
            initialData: internalDialog.initialData
        }, dialogId, dialogContentId, backstage, ariaAttrs));
        const storagedMenuButtons = mapMenuButtons(internalDialog.buttons);
        const objOfCells = extractCellsToObject(storagedMenuButtons);
        const memFooter = record(renderInlineFooter({ buttons: storagedMenuButtons }, dialogId, backstage));
        const dialogEvents = SilverDialogEvents.initDialog(() => instanceApi, {
            onBlock: event => {
                Blocking.block(dialog, (_comp, bs) => getBusySpec(event.message, bs, backstage.shared.providers));
            },
            onUnblock: () => {
                Blocking.unblock(dialog);
            },
            onClose: () => extra.closeWindow()
        }, backstage.shared.getSink);
        const dialog = build$1({
            dom: {
                tag: 'div',
                classes: [
                    'tox-dialog',
                    'tox-dialog-inline'
                ],
                attributes: {
                    role: 'dialog',
                    ['aria-labelledby']: dialogLabelId,
                    ['aria-describedby']: dialogContentId
                }
            },
            eventOrder: {
                [receive()]: [
                    Reflecting.name(),
                    Receiving.name()
                ],
                [execute$5()]: ['execute-on-form'],
                [attachedToDom()]: [
                    'reflecting',
                    'execute-on-form'
                ]
            },
            behaviours: derive$1([
                Keying.config({
                    mode: 'cyclic',
                    onEscape: c => {
                        emit(c, formCloseEvent);
                        return Optional.some(true);
                    },
                    useTabstopAt: elem => !isPseudoStop(elem) && (name$3(elem) !== 'button' || get$f(elem, 'disabled') !== 'disabled')
                }),
                Reflecting.config({
                    channel: `${ dialogChannel }-${ dialogId }`,
                    updateState,
                    initialData: dialogInit
                }),
                Focusing.config({}),
                config('execute-on-form', dialogEvents.concat([runOnSource(focusin(), (comp, _se) => {
                    Keying.focusIn(comp);
                })])),
                Blocking.config({ getRoot: () => Optional.some(dialog) }),
                Replacing.config({}),
                RepresentingConfigs.memory({})
            ]),
            components: [
                memHeader.asSpec(),
                memBody.asSpec(),
                memFooter.asSpec()
            ]
        });
        const instanceApi = getDialogApi({
            getId: constant$1(dialogId),
            getRoot: constant$1(dialog),
            getFooter: () => memFooter.get(dialog),
            getBody: () => memBody.get(dialog),
            getFormWrapper: () => {
                const body = memBody.get(dialog);
                return Composing.getCurrent(body).getOr(body);
            }
        }, extra.redial, objOfCells);
        return {
            dialog,
            instanceApi
        };
    };

    var global = tinymce.util.Tools.resolve('tinymce.util.URI');

    const getUrlDialogApi = root => {
        const withRoot = f => {
            if (root.getSystem().isConnected()) {
                f(root);
            }
        };
        const block = message => {
            if (!isString(message)) {
                throw new Error('The urlDialogInstanceAPI.block function should be passed a blocking message of type string as an argument');
            }
            withRoot(root => {
                emitWith(root, formBlockEvent, { message });
            });
        };
        const unblock = () => {
            withRoot(root => {
                emit(root, formUnblockEvent);
            });
        };
        const close = () => {
            withRoot(root => {
                emit(root, formCloseEvent);
            });
        };
        const sendMessage = data => {
            withRoot(root => {
                root.getSystem().broadcastOn([bodySendMessageChannel], data);
            });
        };
        return {
            block,
            unblock,
            close,
            sendMessage
        };
    };

    const SUPPORTED_MESSAGE_ACTIONS = [
        'insertContent',
        'setContent',
        'execCommand',
        'close',
        'block',
        'unblock'
    ];
    const isSupportedMessage = data => isObject(data) && SUPPORTED_MESSAGE_ACTIONS.indexOf(data.mceAction) !== -1;
    const isCustomMessage = data => !isSupportedMessage(data) && isObject(data) && has$2(data, 'mceAction');
    const handleMessage = (editor, api, data) => {
        switch (data.mceAction) {
            case 'insertContent':
                editor.insertContent(data.content);
                break;
            case 'setContent':
                editor.setContent(data.content);
                break;
            case 'execCommand':
                const ui = isBoolean(data.ui) ? data.ui : false;
                editor.execCommand(data.cmd, ui, data.value);
                break;
            case 'close':
                api.close();
                break;
            case 'block':
                api.block(data.message);
                break;
            case 'unblock':
                api.unblock();
                break;
        }
    };
    const renderUrlDialog = (internalDialog, extra, editor, backstage) => {
        const dialogId = generate$6('dialog');
        const header = getHeader(internalDialog.title, dialogId, backstage);
        const body = renderIframeBody(internalDialog);
        const footer = internalDialog.buttons.bind(buttons => {
            if (buttons.length === 0) {
                return Optional.none();
            } else {
                return Optional.some(renderModalFooter({ buttons }, dialogId, backstage));
            }
        });
        const dialogEvents = SilverDialogEvents.initUrlDialog(() => instanceApi, getEventExtras(() => dialog, backstage.shared.providers, extra));
        const styles = {
            ...internalDialog.height.fold(() => ({}), height => ({
                'height': height + 'px',
                'max-height': height + 'px'
            })),
            ...internalDialog.width.fold(() => ({}), width => ({
                'width': width + 'px',
                'max-width': width + 'px'
            }))
        };
        const classes = internalDialog.width.isNone() && internalDialog.height.isNone() ? ['tox-dialog--width-lg'] : [];
        const iframeUri = new global(internalDialog.url, { base_uri: new global(window.location.href) });
        const iframeDomain = `${ iframeUri.protocol }://${ iframeUri.host }${ iframeUri.port ? ':' + iframeUri.port : '' }`;
        const messageHandlerUnbinder = unbindable();
        const extraBehaviours = [
            config('messages', [
                runOnAttached(() => {
                    const unbind = bind(SugarElement.fromDom(window), 'message', e => {
                        if (iframeUri.isSameOrigin(new global(e.raw.origin))) {
                            const data = e.raw.data;
                            if (isSupportedMessage(data)) {
                                handleMessage(editor, instanceApi, data);
                            } else if (isCustomMessage(data)) {
                                internalDialog.onMessage(instanceApi, data);
                            }
                        }
                    });
                    messageHandlerUnbinder.set(unbind);
                }),
                runOnDetached(messageHandlerUnbinder.clear)
            ]),
            Receiving.config({
                channels: {
                    [bodySendMessageChannel]: {
                        onReceive: (comp, data) => {
                            descendant(comp.element, 'iframe').each(iframeEle => {
                                const iframeWin = iframeEle.dom.contentWindow;
                                iframeWin.postMessage(data, iframeDomain);
                            });
                        }
                    }
                }
            })
        ];
        const spec = {
            id: dialogId,
            header,
            body,
            footer,
            extraClasses: classes,
            extraBehaviours,
            extraStyles: styles
        };
        const dialog = renderModalDialog(spec, internalDialog, dialogEvents, backstage);
        const instanceApi = getUrlDialogApi(dialog);
        return {
            dialog,
            instanceApi
        };
    };

    const setup$2 = extras => {
        const sharedBackstage = extras.backstage.shared;
        const open = (message, callback) => {
            const closeDialog = () => {
                ModalDialog.hide(alertDialog);
                callback();
            };
            const memFooterClose = record(renderFooterButton({
                name: 'close-alert',
                text: 'OK',
                primary: true,
                buttonType: Optional.some('primary'),
                align: 'end',
                enabled: true,
                icon: Optional.none()
            }, 'cancel', extras.backstage));
            const titleSpec = pUntitled();
            const closeSpec = pClose(closeDialog, sharedBackstage.providers);
            const alertDialog = build$1(renderDialog$1({
                lazySink: () => sharedBackstage.getSink(),
                header: hiddenHeader(titleSpec, closeSpec),
                body: pBodyMessage(message, sharedBackstage.providers),
                footer: Optional.some(pFooter(pFooterGroup([], [memFooterClose.asSpec()]))),
                onEscape: closeDialog,
                extraClasses: ['tox-alert-dialog'],
                extraBehaviours: [],
                extraStyles: {},
                dialogEvents: [run$1(formCancelEvent, closeDialog)],
                eventOrder: {}
            }));
            ModalDialog.show(alertDialog);
            const footerCloseButton = memFooterClose.get(alertDialog);
            Focusing.focus(footerCloseButton);
        };
        return { open };
    };

    const setup$1 = extras => {
        const sharedBackstage = extras.backstage.shared;
        const open = (message, callback) => {
            const closeDialog = state => {
                ModalDialog.hide(confirmDialog);
                callback(state);
            };
            const memFooterYes = record(renderFooterButton({
                name: 'yes',
                text: 'Yes',
                primary: true,
                buttonType: Optional.some('primary'),
                align: 'end',
                enabled: true,
                icon: Optional.none()
            }, 'submit', extras.backstage));
            const footerNo = renderFooterButton({
                name: 'no',
                text: 'No',
                primary: false,
                buttonType: Optional.some('secondary'),
                align: 'end',
                enabled: true,
                icon: Optional.none()
            }, 'cancel', extras.backstage);
            const titleSpec = pUntitled();
            const closeSpec = pClose(() => closeDialog(false), sharedBackstage.providers);
            const confirmDialog = build$1(renderDialog$1({
                lazySink: () => sharedBackstage.getSink(),
                header: hiddenHeader(titleSpec, closeSpec),
                body: pBodyMessage(message, sharedBackstage.providers),
                footer: Optional.some(pFooter(pFooterGroup([], [
                    footerNo,
                    memFooterYes.asSpec()
                ]))),
                onEscape: () => closeDialog(false),
                extraClasses: ['tox-confirm-dialog'],
                extraBehaviours: [],
                extraStyles: {},
                dialogEvents: [
                    run$1(formCancelEvent, () => closeDialog(false)),
                    run$1(formSubmitEvent, () => closeDialog(true))
                ],
                eventOrder: {}
            }));
            ModalDialog.show(confirmDialog);
            const footerYesButton = memFooterYes.get(confirmDialog);
            Focusing.focus(footerYesButton);
        };
        return { open };
    };

    const validateData = (data, validator) => getOrDie(asRaw('data', validator, data));
    const isAlertOrConfirmDialog = target => closest(target, '.tox-alert-dialog') || closest(target, '.tox-confirm-dialog');
    const inlineAdditionalBehaviours = (editor, isStickyToolbar, isToolbarLocationTop) => {
        if (isStickyToolbar && isToolbarLocationTop) {
            return [];
        } else {
            return [Docking.config({
                contextual: {
                    lazyContext: () => Optional.some(box$1(SugarElement.fromDom(editor.getContentAreaContainer()))),
                    fadeInClass: 'tox-dialog-dock-fadein',
                    fadeOutClass: 'tox-dialog-dock-fadeout',
                    transitionClass: 'tox-dialog-dock-transition'
                },
                modes: ['top']
            })];
        }
    };
    const setup = extras => {
        const backstage = extras.backstage;
        const editor = extras.editor;
        const isStickyToolbar$1 = isStickyToolbar(editor);
        const alertDialog = setup$2(extras);
        const confirmDialog = setup$1(extras);
        const open = (config, params, closeWindow) => {
            if (params !== undefined && params.inline === 'toolbar') {
                return openInlineDialog(config, backstage.shared.anchors.inlineDialog(), closeWindow, params.ariaAttrs);
            } else if (params !== undefined && params.inline === 'cursor') {
                return openInlineDialog(config, backstage.shared.anchors.cursor(), closeWindow, params.ariaAttrs);
            } else {
                return openModalDialog(config, closeWindow);
            }
        };
        const openUrl = (config, closeWindow) => openModalUrlDialog(config, closeWindow);
        const openModalUrlDialog = (config, closeWindow) => {
            const factory = contents => {
                const dialog = renderUrlDialog(contents, {
                    closeWindow: () => {
                        ModalDialog.hide(dialog.dialog);
                        closeWindow(dialog.instanceApi);
                    }
                }, editor, backstage);
                ModalDialog.show(dialog.dialog);
                return dialog.instanceApi;
            };
            return DialogManager.openUrl(factory, config);
        };
        const openModalDialog = (config, closeWindow) => {
            const factory = (contents, internalInitialData, dataValidator) => {
                const initialData = internalInitialData;
                const dialogInit = {
                    dataValidator,
                    initialData,
                    internalDialog: contents
                };
                const dialog = renderDialog(dialogInit, {
                    redial: DialogManager.redial,
                    closeWindow: () => {
                        ModalDialog.hide(dialog.dialog);
                        closeWindow(dialog.instanceApi);
                    }
                }, backstage);
                ModalDialog.show(dialog.dialog);
                dialog.instanceApi.setData(initialData);
                return dialog.instanceApi;
            };
            return DialogManager.open(factory, config);
        };
        const openInlineDialog = (config$1, anchor, closeWindow, ariaAttrs) => {
            const factory = (contents, internalInitialData, dataValidator) => {
                const initialData = validateData(internalInitialData, dataValidator);
                const inlineDialog = value$2();
                const isToolbarLocationTop = backstage.shared.header.isPositionedAtTop();
                const dialogInit = {
                    dataValidator,
                    initialData,
                    internalDialog: contents
                };
                const refreshDocking = () => inlineDialog.on(dialog => {
                    InlineView.reposition(dialog);
                    Docking.refresh(dialog);
                });
                const dialogUi = renderInlineDialog(dialogInit, {
                    redial: DialogManager.redial,
                    closeWindow: () => {
                        inlineDialog.on(InlineView.hide);
                        editor.off('ResizeEditor', refreshDocking);
                        inlineDialog.clear();
                        closeWindow(dialogUi.instanceApi);
                    }
                }, backstage, ariaAttrs);
                const inlineDialogComp = build$1(InlineView.sketch({
                    lazySink: backstage.shared.getSink,
                    dom: {
                        tag: 'div',
                        classes: []
                    },
                    fireDismissalEventInstead: {},
                    ...isToolbarLocationTop ? {} : { fireRepositionEventInstead: {} },
                    inlineBehaviours: derive$1([
                        config('window-manager-inline-events', [run$1(dismissRequested(), (_comp, _se) => {
                            emit(dialogUi.dialog, formCancelEvent);
                        })]),
                        ...inlineAdditionalBehaviours(editor, isStickyToolbar$1, isToolbarLocationTop)
                    ]),
                    isExtraPart: (_comp, target) => isAlertOrConfirmDialog(target)
                }));
                inlineDialog.set(inlineDialogComp);
                InlineView.showWithin(inlineDialogComp, premade(dialogUi.dialog), { anchor }, Optional.some(body()));
                if (!isStickyToolbar$1 || !isToolbarLocationTop) {
                    Docking.refresh(inlineDialogComp);
                    editor.on('ResizeEditor', refreshDocking);
                }
                dialogUi.instanceApi.setData(initialData);
                Keying.focusIn(dialogUi.dialog);
                return dialogUi.instanceApi;
            };
            return DialogManager.open(factory, config$1);
        };
        const confirm = (message, callback) => {
            confirmDialog.open(message, state => {
                callback(state);
            });
        };
        const alert = (message, callback) => {
            alertDialog.open(message, () => {
                callback();
            });
        };
        const close = instanceApi => {
            instanceApi.close();
        };
        return {
            open,
            openUrl,
            alert,
            close,
            confirm
        };
    };

    const registerOptions = editor => {
        register$e(editor);
        register$d(editor);
        register(editor);
    };
    var Theme = () => {
        global$a.add('silver', editor => {
            registerOptions(editor);
            const { getUiMothership, backstage, renderUI } = setup$3(editor);
            Autocompleter.register(editor, backstage.shared);
            const windowMgr = setup({
                editor,
                backstage
            });
            return {
                renderUI,
                getWindowManagerImpl: constant$1(windowMgr),
                getNotificationManagerImpl: () => NotificationManagerImpl(editor, { backstage }, getUiMothership())
            };
        });
    };

    Theme();

})();